m r zainudin, h w you, k e lee, a m zahidi.  (2023).  quality control assessment in the river of kajang, selangor, malaysia.  - international conference on civil and environmental engineering 2022 (cenviron2022).  1-8. 

nurul' ain jamion, khai ern lee, mazlin mokhtar, thian lai goh, norbert simon, choo ta goh, irshad ul haq bhat.  (2023).  the integration of nature values and services in the nature-based solution assessment framework of constructed wetlands for carbon-water nexus in carbon sequestration and water security.  - environmental geochemistry and health.  1201-1230. 

haris hafizal abd hamid, mohd shahrul mohd nadzir, khai ern lee, alefee ayatillah, mohd talib latif, murnira othman.  (2023).  indoor level of btex and health risk assessment at science laboratories in a university.  - 4th international symposium on civil and environmental engineering (iscee 2022) iop conf. series: earth and environmental science.  1-8. 

sharareh pourebrahim, mehrdad hadipour, zahra emlaei, hamidreza heidari, choo ta goh, khai ern lee.  (2023).  analysis of environmental carrying capacity based on the ecological footprint for the sustainable development of alborz, iran.  - sustainability.  1-19. 

rui wang, khai ern lee, mazlin mokhtar, thian lai goh.  (2023).  the transition of belt and road initiative from 1.0 to 2.0: challenges and implications of green development.  - fudan journal of the humanities and social sciences.  293-328. 

lubna alam;mazlin bin mokhtar;che abd. rahim bin mohamed;liew ju neng;goh choo ta;sharina binti abdul halim;lee khai ern;md firoz khan.  (2023).  program: sea level rise: climate change impacts, adaptation and vulnerability in malaysia. projek: vulnerability and adaptation assessment due to the impacts of sea level rise on fisheries sector.  - .  . 

nurul' ain jamion, khai ern lee, mazlin mokhtar, thian lai goh, norbert simon, rodeano roslee.  (2023).  wetlands estimation survey using dots method: the case of paya indah wetlands (piw), malaysia.  - geografia-malaysian journal of society and space.  80-94. 

afiq f.a. rahim, abdul g.m. rafek, ailie s. serasa , abd rasid jaapar, goh thian lai, rodeano roslee, lee khai ern , nguyen xuan huy, tran van xuan.  (2023).  a review of rock slope stability assessment practice in malaysia.  - sains malaysiana.  399-416. 

lee khai ern;mazlin bin mokhtar;norbert simon;goh choo ta;goh thian lai.  (2023).  mechanisms and dynamics of artificial wetland carbon-water nexus for carbon storage and water conservation.  - .  . 

goh thian lai;azimah binti hussin;norbert simon;lee khai ern.  (2023).  correlation of peak ground acceleration (pga) with rock slope stability.  - .  . 

nurul' ain jamion, khai ern lee, mazlin mokhtar, thian lai goh, norbert simon.  (2022).  evaluation of the content validity of the intrinsic-instrumental assessment tool for assessing the nature values of constructed wetlands.  - malaysian journal of society and space.  101-117. 

mufaro chitsa, subarna sivapalan, balbir singh mahinder singh, khai ern lee.  (2022).  citizen participation and climate change within an urban community context: insights for policy development for bottom-up climate action engagement.  - sustainability.  1-20. 

goh choo ta, mazlin mokhtar, lee khai ern.  (2022).  for now for ever: protect the environment we must.  - .  19. 

mufaro chitsa, subarna sivapalan, khai ern lee.  (2022).  disaster risk reduction for resilience: disaster and social aspects.  - .  9. 

lee khai ern.  (2022).  for now for ever: protect the environment, we must.  - .  42. 

khai ern lee, mazlin mokhtar, rasyikah md khalid, thian lai goh, norbert simon, kylie ching mun wang.  (2022).  good governance and the sustainable development goals in southeast asia.  - .  10. 

nurul ain jamion, khai ern lee, mazlin mokhtar, thian lai goh, norbert simon, choo ta goh, irshad ul haq bhat.  (2022).  the integration of nature values and services in the nature-based solution assessment framework of constructed wetland for carbon-water nexus in carbon sequestration and water security.  - environmental geochemistry and health.  1201-1230. 

zahra emlaei, sharareh pourebrahim, hamidreza heidari, khai ern lee.  (2022).  the impact of climate change aswell as land-use and land-cover changes on water yield services in haraz basin.  - sustainability.  1-17. 

ahmad khairul azmi, ailie sofyiana serasa, abdul ghani rafek, wan salmi wan harun, muslim abdurrahman, lee khai ern, nguyen xuan huy, tran van xuan, rodeano roslee, mingwei zhang, goh thian lai, muhammad yasin, ivan ervriza and hadi prabowo.  (2022).  seismic interpretation and reservoir static model: a case study in block mfk, riau province, indonesia.  - natural disaster seminar 2019 iop conf. series: earth and environmental science.  1-11. 

rui wang, khai ern lee, mazlin mokhtar, thian lai goh.  (2022).  the challenges of palm oil sustainable consumption and production in china: an institutional theory perspective.  - sustainability.  1-16. 

rodeano roslee, kamilia sharir, goh thian lai, norbert simon, lee khai ern, eldawaty madran, ahmad syazwan saidin.  (2022).  application of analytical hierarchy process (ahp) for landslide hazard analysis (lha) in kota kinabalu area, sabah, malaysia.  - natural disaster seminar 2019 iop conf. series: earth and environmental science.  1-10. 

roslee rajikan, azmul fahimi kamaruzaman, norinsan kamil othman, mohd azman abas, ahmad kamal ariffin mohd ihsan, norizan abd razak, khairul nizam abdul maulud, mohd adib ibrahim, hj. zanudin mohd daud, muhammad rahimi yusop, basir bahir, sharifah zarina.  (2022).  pelan strategik kelestarian universiti kebangsaan malaysia 2030 membudayakan kelestarian masa hadapan.  - pelan strategik kelestarian universiti kebangsaan malaysia 2030 membudayakan kelestarian masa hadapan.  1-55. 

khai ern lee, mazlin mokhtar.  (2022).  together, protecting the environment: synergizing stewardship and commitments.  - .  17. 

kamilia sharir, goh thian lai, norbert simon, lee khai ern, eldawaty madran, rodeano roslee.  (2022).  debris flow susceptibility analysis using a bivariate statistical analysis in the panataran river, kg melangkap, sabah, malaysia.  - natural disaster seminar 2019 iop conf. series: earth and environmental science.  1-11. 

afiq farhan abdul rahim, abdul ghani md rafek, ailie sofyiana serasa, rini asnida abdullah, afikah rahim, wan salmi wan harun, foong swee yeok, muslim abdurrahman, lee khai ern,nguyen xuan huy, tran van xuan, goh thian lai.  (2022).  application of a comprehensive rock slope stability assessment approach for selected malaysian granitic rock slopes.  - sains malaysiana.  421-436. 

kamilia sharir, goh thian lai, norbert simon, lee khai ern, mustapha abd talip, rodeano roslee.  (2022).  assessment of flood susceptibility analysis using analytical hierarchy process (ahp) in kota belud area, sabah, malaysia.  - natural disaster seminar 2019 iop conf. series: earth and environmental science.  1-11. 

ailie sofyiana serasa, abdul ghani rafek, wan salmi wan harun, muslim abdurrahman, lee khai ern, nguyen xuan huy, tran van xuan, rodeano roslee, mingwei zhang, goh thian lai.  (2022).  correlation of dynamic and static young modulus for limestone.  - natural disaster seminar 2019 iop conference series: earth and environmental science.  1-8. 

nazlin an nisa md shah, ailie sofyiana serasa, abdul ghani rafek, wan salmi wan harun,muslim abdurrahman, lee khai ern, nguyen xuan huy, tran van xuan, rodeano roslee , mingwei zhang, goh thian lai.  (2022).  engineering geological assessment at grandview heights, paya terubong, pulau pinang, malaysia.  - natural disaster seminar 2019 iop conf series: earth and environmental science.  1-8. 

naziatul aziah mohd radzi, normaizatul akma saidi, khai ern lee, hasif rafidee hasbollah, hazzyati hashim, fadhilahanim aryani abdullah.  (2022).  revisiting a study of awareness and perception towards sustainability.  - borneo international journal.  49-59. 

esther gnanamalar sarojini daniel, subarna sivapalan, khai ern lee, thiagarajan nadeson.  (2022).  the missing pedagogical link for malaysian environmental citizenship: an emerging model of interconnectedness of knowledge domains and values mediation.  - journal of international and comparative education.  1-21. 

goh choo ta;mazlin mokhtar;mohamad mahathir bin amir sultan;lee khai ern.  (2021).  globally harmonised system of classification - chemical industry.  - .  . 

goh choo ta;mazlin mokhtar;tanot anak unjah;wan daraputri binti razali;lee jing;rd puteri khairani binti khirotdin;sharina binti abdul halim;mohamad mahathir bin amir sultan;ku adriani binti ku ayob;lee khai ern;nurfashareena binti muhamad.  (2021).  states of environment in malaysia.  - .  . 

goh thian lai;azimah binti hussin;norbert simon;lee khai ern.  (2021).  development of systematic approach of engineering geological assessment of highway rock slope stability in reduction of geohazard risk.  - .  . 

lee khai ern;mazlin mokhtar;er ah choy;norbert simon;goh choo ta;sharina binti abdul halim;goh thian lai.  (2021).  development of community-based environmental monitoring framework for urban sustainability.  - .  . 

mohd farhanulhakim bin mohd razip wee;muhamad ramdzan bin buyong;siow kim shyong;lee khai ern;mohd ambri bin mohamed.  (2021).  anti fouling plasma-modified membrane producing potable clean water.  - .  . 

rasyikah binti md khalid;mazlin mokhtar;shamsuddin bin suhor;wan nur`ashiqin binti wan mohamad;nik mohd noor faizul bin md saad;lee khai ern;nur farhana binti abd razak.  (2021).  scaling up community river governance for effective climate change adaptation.  - .  . 

nur khairlida muhamad khair, khai ern lee, mazlin mokhtar.  (2021).  community-based monitoring for environmental sustainability: a review of characteristics and the synthesis of criteria.  - journal of environmental management.  1-13. 

goh choo ta, mazlin mokhtar, lee khai ern, lubna alam.  (2021).  bahan kimia dalam kehidupan harian: adakah kita selamat?.  - .  23. 

goh choo ta, mazlin mokhtar, lee khai ern, sharifa ezat wan puteh.  (2021).  bahan kimia dalam kehidupan harian: adakah kita selamat?.  - .  331. 

mazlin mokhtar;lee khai ern.  (2021).  embracing sdgs for wholesome well-being: experiential enhancement via langkawi geopark and kuala lumpur mega urban region in malaysia.  - .  . 

lee khai ern, mazlin mokhtar, marlia mohd hanafiah, azhar abdul halim.  (2021).  bahan kimia dalam kehidupan harian: adakah kita selamat?.  - .  19. 

nur khairlida muhamad khair, khai ern lee, mazlin mokhtar, choo ta goh, harminder singh, pek wan chan.  (2021).  assessing responsible care implementation for sustainability in malaysian chemical industries.  - international journal of workplace health management.  542-554. 

kylie ching mun wang, khai ern lee, mazlin mokhtar.  (2021).  solid waste management in small tourism islands: an evolutionary governance approach.  - sustainability.  1-26. 

sayyed jaheera anwar, irshad ul haq bhat, hanis mohd yusoff, mohd hasmizam razali, maisara abdul kadir, lee khai ern.  (2021).  brown algae-based preparation, characterization and application of pd nanocatalyst for enhanced reductive azo dye degradation.  - cleaner engineering and technology.  10017. 

nur khairlida muhamad khair, khai ern lee, mazlin mokhtar.  (2021).  community-based monitoring in the new normal: a strategy for tackling the covid-19 pandemic in malaysia.  - international journal of environmental research and public health.  1-22. 

suganty kanapathy, khai ern lee, mazlin mokhtar, sharifah zarina syed zakaria, subarna sivapalan.  (2021).  a framework for integrating sustainable development concepts into the chemistry curriculum towards achieving education for sustainable development in malaysia.  - international journal of sustainability in higher education.  1421-1449. 

minhaz farid ahmed, mazlin mokhtar, chen kim lim, anthony wong kim hooi, khai ern lee.  (2021).  leadership roles for sustainable development: the case of a malaysian green hotel.  - sustainability.  1-27. 

sarah aziz, ahmad fariz mohamed, goh choo ta, lee jing, ahmad aldrie amir, sharina abdul halim, tanot unjah, lee khai ern.  (2021).  rancangan malaysia kedua belas 2021-2025.  - .  57. 

mohd hafiyyan mahmud, khai ern lee, sharina abdul halim, mazlin mokhtar, ah choy er.  (2021).  governance for sustainable development in southeast asia.  - .  120. 

sayyed jaheera anwar, irshad ul haq bhat,, maisara abdul kadir, hanis mohd yusoff, mohd hasmizam razali, lee khai ern.  (2021).  drug contaminants in water and sustainable approach towards their degradation: a short review.  - desalination and water treatment.  231-239. 

mehrdad hadipour, morteza naderi, mazlin mokhtar, lee khai.  (2021).  geospatial analyzing of straits shipping paths for the integration of air quality and marine wildlife conservation.  - journal of wildlife and biodiversity.  63-80. 

lee khai ern;mazlin mokhtar;mohd. raihan bin taha;mohd talib bin latif;marlia binti mohd hanafiah;goh choo ta;siow kim shyong;lubna alam.  (2020).  public risk perception and ethical governance of nanotechnology for sustainability in malaysia.  - .  . 

mohamad muhyiddin hassan, khai ern lee, mazlin mokhtar.  (2020).  concepts and approaches for sustainability management.  - .  118. 

suganty kanapathy, khai ern lee, mazlin mokhtar, subarna sivapalan, sharifah zarina syed zakaria, azizah mohd zahidi.  (2020).  concepts and approaches for sustainability management.  - .  22. 

mohd hafiyyan mahmud, khai ern lee, mazlin mokhtar, sharina abdul halim.  (2020).  concepts and approaches for sustainability management.  - .  16. 

noor syazwani hassan, khai ern lee, mazlin mokhtar, choo ta goh.  (2020).  concepts and approaches for sustainability management.  - .  118. 

nur khairlida muhamad khair, khai ern lee, mazlin mokhtar, choo ta goh.  (2020).  concepts and approaches for sustainability management.  - .  118. 

nur aizat kamarulzaman, khai ern lee, kim shyong siow, mazlin mokhtar.  (2020).  public benefit and risk perceptions of nanotechnology development: psychological and sociological aspects.  - technology in society.  1-9. 

nur aizat kamarulzaman, khai ern lee, kim shyong siow.  (2020).  concepts and approaches for sustainability management.  - .  21. 

norhayati mohd rawi, nursabrina syahirah hairudin, norbert simon, lee khai ern, norsyafina roslan.  (2020).  hidrogeologi dan geokimia air bawah tanah di daerah tampin, negeri sembilan, malaysia.  - sains malaysiana.  493-502. 

goh choo ta, mazlin mokhtar, lee khai ern, vun leong wan, lee jing, nurfashareena muhamad, sharina abdul halim, tanot unjah, ku adriani ku ayob, mohamad mahathir amir sultan, rd puteri khairani khirotdin, wan daraputri razali.  (2020).  national policy on the environment: state of the environment in malaysia (soe).  - .  1-206. 

khai ern lee.  (2020).  concepts and approaches for sustainability management.  - .  118. 

goh choo ta, mohamad mahathir amir sultan, khai ern lee, mazlin mokhtar, ling ling tan, azreen shazwani omar, mohd norhisyam omar, noor hafizie sulkafle.  (2020).  a proposed integrated framework for chemical safety and chemical security.  - journal of chemical education.  1769-1774. 

naziatul aziah mohd radzi, khai ern lee, hazzyati hashim, ahmad fahme mohd ali, normaizatul akma saidi, hasif rafidee hasbollah.  (2020).  ce cause: the strategic csr during the pandemic outbreak.  - palarch's journal of archaeology of egypt/egyptology.  485-498. 

nur khairlida muhamad khair, khai ern lee, mazlin mokhtar.  (2020).  sustainable city and community empowerment through the implementation of community-based monitoring: a conceptual approach.  - sustainability.  1-16. 

mazlin mokhtar;lee khai ern;minhaz farid ahmed.  (2020).  strengthening, empowering and uplifting smart partnerships for sustainable development initiatives in malaysia.  - .  . 

mazlin mokhtar;muhammad rizal bin razman;sharifah zarina binti syed zakaria;wan daraputri binti razali;goh choo ta;rd puteri khairani binti khirotdin;mohamad mahathir bin amir sultan;lee khai ern;lubna alam;rasyikah binti md khalid.  (2020).  mainstreaming, institutionalizing and up-scaling sustainable development and education for sustainable development initiatives in malaysia for sdsn malaysia chapter .  - .  . 

norbert simon;kamal roslan mohamed;che aziz bin ali;lee khai ern;goh thian lai.  (2020).  assessing the relationship of river dynamics and antrhopogenic activities with river bank erosion, moyog river, sabah, malaysia.  - .  . 

lubna alam;mazlin mokhtar;goh choo ta;sharina binti abdul halim;lee khai ern.  (2020).  developing an online tool for the health risk/benefit information for consumers of fish and shellfish.  - .  . 

nur aizat kamarulzaman, khai ern lee, kim shyong siow, mazlin mokhtar.  (2019).  psychological and sociological perspectives for good governance of sustainable nanotechnology development in malaysia.  - journal of nanoparticle research.  1-21. 

suganty kanapathy, khai ern lee, mazlin mokhtar, sharifah zarina syed zakaria, subarna sivapalan, azizah mohd zahidi.  (2019).  sustainable chemistry teaching at the pre-university level: barriers and opportunities for university educators.  - international journal of sustainability in higher education.  784-802. 

lubna alam, sharina abdul halim, mazlin mokhtar, goh choo ta, lee khai ern.  (2019).  assessing sustainability and adaptation strategies to climate change in the fisheries sector in malaysia.  - 2nd international conference on business, law and social science-icblss 2019.  16-22. 

goh thian lai, ailie sofyiana serasa, amanina mazlan, ainul mardhiyah mohd razib,abdul ghani rafek, norbert simon, lee khai ern.  (2019).  geomechanical strength of carbonate rock in kinta valley, perak, malaysia.  - 11th international conference on geotechnical engineering in tropical regions, geotropika 2019.  1-8. 

afiq farhan abdul rahim, norbert simon, tuan rusli mohamed, abdul ghani md rafek, ailie sofyiana serasa, yanlong chen, mingwei zhang, lee khai ern, goh thian lai.  (2019).  probabilistic analysis of potential planar-type rock slope failure of selected malaysian rock slopes.  - bulletin of the geological society of malaysia.  95-102. 

goh thian lai, lok kah kit, azimah hussin, ailie sofyiana serasa, abdul ghani rafek, lee khai ern, tuan rusli mohamed, shao lei, yanlong chen & mingwei zhang.  (2019).  integrated cave stability assessment: a case study at naga mas cave, mount pua, kinta valley, ipoh, perak, malaysia.  - sains malaysiana.  2493-2501. 

mohamad muhyiddin hassan, khai ern lee, mazlin mokhtar.  (2019).  streamlining non-governmental organization's programs towards achieving the sustainable development goals: a conceptual framework.  - sustainable development.  401-408. 

goh thian lai, ailie sofyiana serasa, nur amanina mazlan, ainul mardhiyah mohd razib, abdul ghani rafek, norbert simon, lee khai ern.  (2019).  geomechanical strength of carbonate rock in kinta valley, perak, malaysia.  - geotropika-ichitra.  51-52. 

mohamad fauzi mohamad saruman, muhammad rizal razman, sharifah zarina syed zakaria, lee khai ern.  (2019).  pengaruh governans kelestarian pasaran dalam pengurusan eko-pelancongan paya indah wetlands.  - asian journal of environment, history and heritage.  25-37. 

mazlin bin mokhtar, lee khai ern, minhaz farid ahmed.  (2019).  the role of local authority in sustainable water resources management at langkawi malaysia towards achieving sdgs.  - .  1-74. 

lee khai ern.  (2019).  sustainable development of iron and steel industry in the era of fourth industrial revolution.  - lee khai ern, nur khairlida muhamad khair.  . 

mazlin bin mokhtar, rasyikah md khalid, minhaz farid ahmad & lee khai ern.  (2019).  sustainable development goals: multiple perspectives.  - .  15. 

suganty kanapathy , khai ern lee , subarna sivapalan , mazlin mokhtar , sharifah zarina syed zakaria , azizah mohd zahidi.  (2019).  sustainable development concept in the chemistry curriculum: an exploration of foundation students' perspective.  - international journal of sustainability in higher education.  . 

nur khairlida muhamad khair, khai ern lee, mazlin mokhtar, choo ta goh.  (2019).  simplified and integrated management system for responsible care (sims-rc) in chemical industries.  - management of environmental quality: an international journal.  624-642. 

mokhtar mokhtar, minhaz farid ahmed, rasyikah md. khalid, ern lee khai.  (2019).  sustainable development goals multiple perspectives.  - .  14. 

khai ern lee, mohd hafiyyan mahmud, mazlin bin mokhtar.  (2019).  concept of wetlands - brief overview & case study.  - malaysia gbc sustainability seminar 2019 constructed wetland to treat waste water.  1-21. 

lee khai ern;mazlin mokhtar;mohd. raihan bin taha;azhar bin abdul halim;andrew kam jia yi;marlia binti mohd hanafiah;goh choo ta;lubna alam.  (2018).  responsible governance of chemical industries towards sustainability.  - .  . 

minhaz ahmad, mazlin mokhtar, lubna alam, goh choo ta, lee khai ern & rasyikah md khalid.  (2018).  recognition of local authority for better management of drinking water at the langat river basin, malaysia.  - international journal of engineering & technology.  . 

ruzy suliza hashim, lee khai ern, adrian teh & keoh chee ang.  (2018).  patriotism in paskal the movie.  - impact.  . 

goh thian lai, wong jia mang, abdul ghani rafek, ailie sofyiana serasa, nur amanina mazlan, ainul mardhiyah mohd razib, azimah hussin, lee khai ern & tuan rusli mohamed.  (2018).  stability assessment of limestone cave: batu caves, selangor, malaysia.  - sains malaysiana.  59-66. 

nur amanina mazlan, goh thian lai, ainul mardhiyah mohd razib, abdul ghani rafek, ailie sofyiana serasa, norbert simon, noraini surip, lee khai ern & tuan rusli mohamed..  (2018).  the geomechanical strength of carbonate rock in kinta valley, ipoh, perak malaysia..  - the 2017 ukm fst postgraduate colloquium, aip conference proceedings.  . 

lee khai ern;mazlin mokhtar;goh choo ta.  (2018).  adoption and implementation of responsible care program in malaysian chemical industries towards a sound chemical management system.  - .  . 

mohd yusoff sulaiman, tan kia loke, raslan ahmad, lee khai ern, mahalil amin abdul malek, tengku shaifullizan rahim, anusha magendram, ahmad razif mohammad, mohamad azreen firdaus abd aziz, rizal asary, nur khairlida muhd khair & mohammad shah kirin zambe.  (2018).  gsiac smart cities alliance (gsca) towards achieving sustainable cities and communities.  - .  70. 

mohd hafiyyan mahmud, khai ern lee, mazlin mokhtar, marfiah ab wahid.  (2018).  technical strategy for revitalizing urban river water quality through structural approach at national university of malaysia (ukm) bangi campus, selangor, malaysia.  - applied ecology and environmental research.  . 

naziatul aziah mohd radzi, khai ern lee, sharina abdul halim, chamhuri siwar.  (2018).  what drives them to do csr? another empirical study of csr motives from the perspective of the internal and external stakeholders.  - information.  . 

goh choo ta;mazlin mokhtar;mohd talib bin latif;lee jing;lee khai ern.  (2018).  asbestos containing material (acm): mitigation and elimination of potential asbestos exposure .  - .  . 

lee khai ern, mazlin mokhtar, goh choo ta & marlia mohd hanafiah.  (2018).  development and sustainability of product stewardship framework in the malaysian chemical industries.  - .  . 

lee khai ern, nur khairlida muhamad khair, mazlin mokhtar, goh choo ta.  (2018).  policy advisory brief - simplified and integrated management system for responsible care.  - .  21. 

goh choo ta, lee khai ern, lubna alam & mazlin mokhtar.  (2018).  membudayakan kelestarian dua dasawarsa lestari di persada dunia.  - .  20. 

naziatul aziah mohd radzi, khai ern lee, sharina abdul halim & chamhuri siwar.  (2018).  how realistic is 'good citizenship' of the corporate company? the csr implementation among forbes-listed top oil and gas companies.  - information.  . 

khai ern lee, ramli abdullah, marlia mohd hanafiah, azhar abdul halim, mazlin mokhtar, choo ta goh & lubna alam.  (2018).  environmental risk analysis for asian-oriented, risk-based watershed management : japan and malaysia.  - .  8. 

lubna alam, mazlin mokhtar, goh choo ta, khai ern lee, mohd talib latif.  (2018).  environmental risk analysis for asian-oriented, risk-based watershed management : japan and malaysia.  - .  16. 

goh choo ta, mazlin mokhtar, khai ern lee & lubna alam.  (2018).  environmental risk analysis for asian-oriented, risk-based watershed management : japan and malaysia.  - .  24. 

nur khairlida muhamad khair, khai ern lee, mazlin mokhtar, choo ta goh.  (2018).  integrating responsible care into quality, environmental, health and safety management system: a strategy for malaysian chemical industries.  - journal of chemical health and safety.  . 

lee khai ern, subarna sivapalan, thiagarajan nadeson.  (2018).  nurturing the seeds of sustainable development.  - .  108. 

saiful arif abdullah, rospidah ghazali, sharina abdul halim, goh choo ta, lee khai ern.  (2018).  membudaya penyelidikan sains kelestarian.  - .  257. 

lee khai ern, mohd zahid md yusoff & mohamad hasnul naim abd hamid.  (2018).  u inovasi.  - rtm.  . 

mazlin mokhtar, minhaz farid ahmed & khai ern lee.  (2018).  safeguarding the environment within the context of sdgs: a journey of challenges and opportunities.  - asean young volunteer program.  1-79. 

lee khai ern & nur khairlida muhamad khair.  (2018).  green industry for a sustainable future.  - river of life public outreach programme: clean industry training.  . 

ahmad firdhaus arham, muhammad rizal razman, latifah amin, zurina mahadi, lee khai ern, sharifah zarina syed zakaria, mazlin mokhtar.  (2018).  integrated research framework approaches to the control of dengue diseases for achieving sustainable development goals in malaysia.  - indian journal of public health research and development.  . 

nur liyana ali, goh choo ta, sharifah zarina syed zakaria, sharina abdul halim, mazlin bin mokhtar, lee khai ern, lubna alam.  (2018).  assessing awareness on laboratory safety: a case study in pahang, malaysia.  - jurnal pendidikan malaysia.  . 

khai ern lee, mazlin mokhtar, goh choo ta, lubna alam, mahathir amir sultan.  (2018).  chemicals industry`s initiatives for corporate social responsibility: some perspectives from academia.  - international journal of the malay world and civilisation.  35-40. 

mazlin bin mokhtar, anthony wong kim hooi, minhaz farid ahmed, khai ern lee, ku adriani ku ayob.  (2018).  how green hotels can play special leadership roles at local and higher level?.  - .  . 

naziatul aziah mohd radzi, khai ern lee, sharina abdul halim, chamhuri siwar.  (2018).  an empirical study of critical success factor and challenges in corporate social responsibility (csr) implementation: the case of selected corporate foundations in malaysia.  - international journal of academic research in business & social sciences.  70-90. 

naziatul aziah mohd radzi, khai ern lee, sharina abdul halim, chamhuri siwar.  (2018).  integrative approach for corporate social responsibility: a case from the banking industry.  - international journal of academic research in business & social sciences.  251-266. 

noor syazwani hassan, khai ern lee, mazlin mokhtar, choo ta goh.  (2018).  the implementation and reporting of corporate social responsibility in malaysian chemical industries.  - asian pacific environmental and occupational health journal.  . 

noor azlan ghazali, mohd. ekhwan toriman, muhammad fauzi mohd. zain, lee khai ern, mohammad hafizuddin jumali, jalifah latip, roslinda shamsudin, mohamad azri tukimon, mohammad shah kirin zamberi, dahliya abdul kadir [and (fourteen) othes].  (2018).  instrumentation handbook: making an impact for your research.  - .  57. 

noor aniza hassan, khai ern lee, mazlin mokhtar, choo ta goh.  (2018).  solid waste management for sustainability in kuala pilah district, negeri sembilan, malaysia.  - journal of food, agriculture and environment.  . 

nur aizat kamarulzaman, khai ern lee, kim shyong siow.  (2018).  public perception of nanotechnology for good governance: a conceptual framework for psychological and sociological approaches.  - journal of food, agriculture and environment.  . 

noor syazwani hassan, khai ern lee, mazlin mokhtar, choo ta goh.  (2018).  mapping corporate social responsibility of chemical industries in malaysia towards sustainable development: a conceptual framework.  - journal of food, agriculture and environment.  . 

juliana ariffin, adaikalavan ramasamy, andrew chan, beatrice chin hui tze, hwong yi ling, kwong kok onn, lee khai ern, new jaa yien, valerie soo, yap xinhui, alle chun, kong yink heay, lee hooi ling.  (2018).  scientific malaysian: cancer.  - scientific malaysian: cancer.  1-74. 

khai ern lee, syed muhammad shahabudin, mazlin mokhtar, yee keong choy, thian lai goh, norbert simon.  (2018).  sustainable water resources management and potential development of multi-purpose dam: the case of malaysia.  - applied ecology and environmental research.  . 

rosdiadee nordin, wan hanna melini wan mokhtar, huda abdullah, razinah sharif, chan kok meng, hanis mastura yahya, siti fathiah masre, mohd sukor suait, suhaila sepeai, lee khai ern.  (2018).  collaboration and teamwork to make an impact among the young scientists.  - rampai penyelidik siri 6: stem untuk komuniti 2018.  . 

lee khai ern;mazlin mokhtar;azhar bin abdul halim;jamaludin bin haji badusah;wan zawiah binti wan zin @ wan ibrahim;marlia binti mohd hanafiah;rahmah elfithri;goh choo ta;hassimi bin abu hasan.  (2018).  remediation of alur ilmu river water through phytoremediation.  - .  . 

mohd hafiyyan mahmud, khai ern lee.  (2017).  assessing the feasibility of phytoremediation for alur ilmu stormwater, ukm bangi, malaysia.  - environmental conservation, clean water, air & soil (cleanwas).  351-356. 

joanne c. l. lim, khai ern lee.  (2017).  reactive-disperse mixed dye wastewater treatment using advanced oxidation process.  - nature environment and pollution technology.  45-54. 

norbert simon, noran nabilla nor azlan, rodeano roslee, azimah hussein, lee khai ern, kamilia sharir.  (2017).  physical soil characterization on stable and failed slopes of the ranau tambunan road, sabah, malaysia.  - nature environment and pollution technology.  659-665. 

mohd hafiyyan mahmud, khai ern lee, ah choy er, sharina abdul halim, mazlin mokhtar.  (2017).  revitalization of urban stream through integrated storm water management: a conceptual framework for structural and non-structural approaches.  - the 6th international conference on social sciences and humanities 2017.  22. 

mohamad fauzi mohamad saruman, muhammad rizal razman, sharifah zarina syed zakaria & lee khai ern.  (2017).  influence of network sustainability governance ecotourism management: case study in paya indah wetlands.  - international journal of academic research in business and social sciences.  666-677. 

mohamad fauzi mohamad saruman, muhammad rizal razman, sharifah zarina syed zakaria & lee khai ern.  (2017).  influence of hierarchy sustainability governance in ecotourism management: case study in paya indah wetlands.  - international journal of academic research in business and social sciences.  514-527. 

joanne c. l. lim, khai ern lee.  (2017).  optimizing advanced oxidation process for industrial textile wastewater treatment.  - nature environment and pollution technology.  591-597. 

khai ern lee, thian lai goh, norbert simon.  (2017).  textile industrial wastewater treatment by polyacrylamide aided magnesium chloride hybrid coagulant.  - nature environment and pollution tecchnology.  399-407. 

nur khairlida muhamad khair, khai ern lee, mazlin mokhtar, choo ta goh, marlia mohd hanafiah, pek wan chan, harminder singh.  (2017).  adoption of responsible care program in malaysian chemical industries: current status and way forward.  - malaysian journal of public health medicine.  1-6. 

marlia mohd hanafiah, mohamed yasreen mohamed ali, nur izzah hamna abdul aziz, muhammad aqeel ashraf, azhar abdul halim, lee, khai ern, idris, mushrifah.  (2017).  biogas production from goat and chicken manure in malaysia.  - applied ecology and environmental research.  . 

ailie sofyiana serasa, goh thian lai, abdul ghani rafek, azimah hussin, lee khai ern & tuan rusli mohamed.  (2017).  peak friction angle estimation from joint roughness coefficient of discontinuities of limestone in peninsular malaysia.  - sains malaysiana.  181-188. 

goh thian lai, , ainul mardhiyah mohd razib, nur amanina mazlan, abdul ghani rafek, ailie sofyiana serasa, norbert simon, noraini surip, lee khai ern and tuan rusli mohamed.  (2017).  rock slope stability assessment of limestone hills in northern kinta valley, ipoh, perak, malaysia.  - geological behavior.  22-26. 

goh thian lai, ailie sofyiana serasa, abdul ghani rafek, norbert simon, azimah hussin, tuan rosli tuan mohamed, lee khai ern..  (2017).  rockfall zoning using rock fall using rock fall simulation at gua damai, selangor, malaysia.  - electronic journal geotechnical engineering.  1681-1691. 

goh thian lai, ailie sofyiana serasa, abdul ghanirafek, askury abdul kadir, noriani surip, norbert simon, azimah hussin, lee khai ern.  (2017).  triaxial compression test characteristics of limestone from gunung lang, malaysia.  - icipeg 2016 proceedings of the international conference on integrated petroleum engineering and geosciences.  431-439. 

goh thian lai, , ainul mardhiyah mohd razib, nur amanina mazlan, abdul ghani rafek, ailie sofyiana serasa, norbert simon, noraini surip, lee khai ern and tuan rusli mohamed.  (2017).  rock slope stability assessment of limestone hills, southern kinta valley, ipoh, perak, malaysia.  - geological behavior.  5-9. 

mohd hafiyyan mahmud, khai ern lee, mazlin mokhtar, marfiah ab wahid, thian lai goh, norbert simon, marlia mohd hanafiah, azhar abdul halim.  (2017).  spatial distribution of water quality index in stormwater channel: a case study of alur ilmu, ukm bangi campus.  - asia pacific environmental and occupational health journal.  33-38. 

goh choo ta, mazlin mokhtar, lee khai ern, mohamad mahathir amir sultan, nurhazirah ab aziz & siti aminah bassa.  (2017).  ghs software for chemical mixture: volume 1 - conceptual framework and health hazards.  - globally harmonised syste.  . 

goh choo ta, mazlin mokhtar, lee khai ern, mohamad mahathir amir sultan, nurhazirah ab aziz & siti aminah bassa.  (2017).  ghs software for chemical mixture: volume 2 - environmental hazards and icop classification.  - urban water nexus: risk b.  . 

goh choo ta, mohamad mahathir amir sultan, mazlin mokhtar & lee khai ern.  (2017).  miti-ukm chemical trade facilitation tool: catch.  - globally harmonised system.  . 

suganty kanapathy, khai ern lee, mazlin mokhtar, sharifah zarina syed zakaria, subarna sivapalan & azizah mohd zahidi.  (2017).  the integration of sustainable development concept in chemistry curriculum: a conceptual framework for the case of pusat permatapintartm negara.  - 2017 7th world engineering education forum (weef).  . 

hwong yi ling, adaikalavan ramasamy, andrew chan, beatrice chin hui tze, new jaa yien, juliana ariffin, kwong kok onn, lee khai ern, valerie soo.  (2017).  scientific malaysian: the environmental & climate science.  - scientific malaysian: the environmental & climate science.  1-76. 

lee khai ern, mazlin mokhtar.  (2017).  scimy interview: professor dato` dr. mazlin bin mokhtar.  - scientific malaysian: the environment & climate science.  72-76. 

farah afiqah rosli, khai ern lee, choo ta goh, mazlin mokhtar, mohd talib latif, thian lai goh, norbert simon.  (2017).  the use of constructed wetlands in sequestrating carbon: an overview.  - nature environment and pollution technology.  813-819. 

nur khairlida muhamad khair, khai ern lee, mazlin mokhtar & choo ta goh.  (2017).  the implementation of responsible care in the chemical industry: the case of malaysian chemical industries.  - international conference on environmental research and technology (icert 2017).  229-233. 

noran nabilla nor azlan, norbert simon, azimah hussin, rodeano roslee & lee khai ern.  (2017).  pencirian sifat kimia bahan tanah pada cerun gagal di sepanjang jalan ranau-tambunan, sabah, malaysia.  - sains malaysiana.  867-877. 

nur aizat kamarulzaman, khai ern lee & kim shyong siow.  (2017).  a conceptual framework explaining public perception of nanotechnology towards sustainable development.  - international conference on environmental research and technology (icert 2017).  22-27. 

goh thian lai, nur amanina mazlan, mohd shahrul mohd nadzir, abdul ghani rafek, ailie sofyiana serasa, azimah hussin, lee khai ern & foong swee yeok.  (2017).  uniaxial compressive strength of antarctic peninsula rocks:schmidt hammer rebound test.  - sains malaysiana.  677-684. 

mohd hafiyyan mahmud, khai ern lee, mazlin mokhtar, marfiah ab wahid & marlia mohd hanafiah.  (2017).  structural approach in revitalizing urban stormwater channel: the case study of alur ilmu, ukm bangi campus.  - international conference on environmental research and technology (icert 2017).  240-246. 

mazlin bin mokhtar, khai ern lee, mohd hafiyyan bin mahmud, choon heng leong, wing thye woo.  (2017).  rejuvenation of urban river through integrated stormwater management: moving towards paradigm shift.  - .  1-22. 

noor aniza hassan, khai ern lee, mazlin mokhtar & choo ta goh.  (2017).  assessment of solid waste management system and public perception about the construction of a new landfill towards the sustainability in kuala pilah, negeri sembilan.  - international conference on environment research and technology (icert 2017).  302-306. 

noor syazwani hassan, khai ern lee, mazlin mokhtar & choo ta goh.  (2017).  linking corporate social responsibility to sustainable development: a conceptual framework for chemical industries in malaysia.  - international conference on environmental research and technology (icert 2017).  234-239. 

mazlin mokhtar, lee khai ern & subarna sivapalan.  (2017).  rising to the challenge: malaysia`s contribution to the sdgs.  - .  234. 

mohd hafiyyan mahmud, khai ern lee, thian lai goh.  (2017).  on-site phytoremediation applicability assessment in alur ilmu, universiti kebangsaan malaysia based on spatial and pollution removal analyses.  - environmental science and pollution research.  22873-22884. 

suganty kanapathy, khai ern lee, mazlin mokhtar, sharifah zarina syed zakaria, subarna sivapalan & azizah mohd zahidi.  (2017).  integration of sustainable development concept in chemistry curriculum: a conceptual framework for pusat permatapintartm negara.  - 7th world engineering education forum 2017.  . 

mohamad muhyiddin hassan, khai ern lee & mazlin mokhtar.  (2017).  streamlining ngo`s programs towards achieving the sdgs: a conceptual framework.  - tuanku ja`afar conference (tjc 2017).  392-403. 

lee khai ern, mohammad hafizuddin jumali, jalifah latip & roslinda shamsudin.  (2017).  empowering research and enhancing management talents.  - proceedings: international conference for research and management executives (icore 2017).  1-79. 

norhashimah ramli, siti fairuz ahmad, khai ern lee, wan rosmanira wan ismail, dahliya abdul kadir, mohammad sazuan sahrom, mohd riduan mt said, mohammad fadzlee ngatiman, mohd azri tukimon & mohammad hafizuddin haji jumali.  (2017).  analysis of clients` perceptions on the quality of laboratory services: the case of crim-ukm centralised laboratory.  - proceedings: international conference for research and management executives 2017.  10-16. 

alefee ayatillah, mohd hisham othman, sa`adiyah said, norzamzurina ismail, dahliya abdul kadir, mohamad hasnul naim abd hamid, mohd zahid md yusoff, khai ern lee & jalifah latip.  (2017).  comparative study of caffeine content in local coffee beans and premix coffee powders.  - proceedings international conference for research and management executives 2017.  75-79. 

suganty kanapathy, khai ern lee, mazlin mokhtar, sharifah zarina syed zakaria, subarna sivapalan & azizah mohd zahidi.  (2017).  the integration of sustainable development concept in chemistry curriculum: a conceptual framework for pusat permatapintartm negara.  - 7th world engineering education forum 2017 proceedings.  . 

mazlin bin mokhtar, minhaz farid ahmed, lee khai ern, lubna alam, goh choo ta, rahmah elfithri, jamil tajam, & anthony wong kim hooi.  (2017).  achieving sustainable coastal environment in langkawi, malaysia.  - borneo journal of marine science and aquaculture.  7-15. 

minhaz farid ahmed, mazlin bin mokhtar, lubna alam, goh choo ta & lee khai ern.  (2017).  recognition of local authority for better management of drinking water at langat river basin, malaysia.  - tuanku jaafar conference & workshop 2017.  . 

goh choo ta, mohamad mahathir amir sultan, mazlin mokhtar, lee khai ern.  (2017).  pembangunan sistem catch (classification tool for chemical mixture).  - .  0. 

khai ern lee, mazlin mokhtar, marlia mohd hanafiah, azhar abdul halim, jamaludin badusah.  (2016).  rainwater harvesting as an alternative water resource in malaysia: potential, policies and development.  - journal of cleaner production.  218-222. 

abdul fattah abu bakar, siti nathasa md barkawi, marlia mohd. hanafiah, lee khai ern & azhar abdul halim.  (2016).  penyingkiran ammonia dan logam berat dari air sisa industri automotif menggunakan pasir terubahsuai secara kimia.  - sains malaysiana.  1509 - 1516. 

ailie sofyiana serasa, goh thian lai, abdul ghanirafek, askury abd kadir, norbert simon, azimah hussin, lee khai ern.  (2016).  triaxial compression test characteristics of malaysian limestone.  - international conference on integrated petroleum engineering and geosciences.  . 

norbert simon, kamilia sharir, rodeano roslee, goh thian lai, azimah hussin, lee khai ern.  (2016).  kundasang-ranau landslides; an educational geosite, sabah, malaysia.  - geomed 2016.  . 

goh thian lai, abdul ghani rafek, ailie sofyiana serasa, azimah hussin dan lee khai ern.  (2016).  use of ultrasonic velocity travel time to estimate uniaxial compressive strength of granite and schist in malaysia.  - sains malaysiana.  185-193. 

norbert simon, rodeano roslee, abdul ghani rafek, goh thian lai, noran nabilla nor azlan, kamilia sharir, nightingle lian marto, azimah hussein, lee khai ern.  (2016).  rock mass assessment using geological strength index (gsi) along the ranau-tambunan road, sabah, malaysia.  - research journal of applied sciences, engineering and technology.  108-115. 

ailie sofyiana serasa, goh thian lai, abdul ghani rafek, norbert simon, azimah hussein, lee khai ern,noraini surip, and tuan rusli mohamed.  (2016).  development of empirical correlation of peak friction angle with surface roughness of discontinuities using tilt test.  - the 2016 ukm fst postgraduate colloquium, aip conference proceeding.  1-8. 

siti athirah topik, zummy dahria mohamed basri, lee khai ern, marfiah ab wahid.  (2016).  a review of the occurrence of antibiotics and antibiotics resistance bacteria.  - world applied sciences journal.  1762-1769. 

goh choo ta, chan kok meng, mazlin mokhtar, lee khai ern, lubna alam, mohamad mahathir amir sultan, nur liyana ali.  (2016).  enhancing the regulatory framework for upstream chemicals management in malaysia: some proposals from an academic perspective.  - journal of chemical health and safety.  12-18. 

goh thian lai, md. selim reza, abdul ghani rafek, ailie sofyiana serasa, azimah hussin, & lee khai ern.  (2016).  assessment of ultimate bearing capacity based on the hoek-brown failure criterion.  - sains malaysiana.  1603-1607. 

hwong yi ling, adaikalavan ramasamy, andrew chan, beatrice chin hui tze, jaa yien new, juliana ariffin, kok onn kwong, lee khai ern, valerie soo, lee hooi ling.  (2016).  the fight is on - the vaccine & immunology edition.  - scientific malaysian.  . 

lee khai ern.  (2016).  sdgs - perspective from the academician.  - .  . 

zummy dahria binti mohamed basri, lee khai ern, marfiah ab. wahid.  (2016).  thirsty?.  - antibiotic resistance bacteria in river water.  . 

mohd hafiyyan mahmud, khai ern lee.  (2016).  assessing the feasibility of phytoremediation for alur ilmu stormwater, ukm bangi, malaysia.  - 2016 international conference on clean water, air & soil.  . 

lee khai ern, norhashimah morad, teng tjoon tow & poh beng teik.  (2016).  bahan hibrid: inovasi rawatan air sisa industri.  - .  115. 

noor syazwani hassan, khai ern lee, mazlin mokhtar, choo ta goh, lubna alam, marlia mohd hanafiah, pek wan chan, harminder singh.  (2016).  corporate social responsibility reporting in malaysian chemical industries.  - international conference on environmental and occupational health 2016.  . 

nur khairlida muhamad khair, khai ern lee, mazlin mokhtar, choo ta goh, marlia mohd hanafiah, pek wan chan, harminder singh.  (2016).  adoption of responsible care program in malaysian chemical industries: current status and way forward.  - international conference on environmental and occupational health 2016.  . 

mohd hafiyyan mahmud, khai ern lee, mazlin mokhtar, thian lai goh, marfiah ab wahid, norbert simon, marlia mohd hanafiah, azhar abdul halim.  (2016).  spatial distribution of water quality index in a stormwater channel: a case study of alur ilmu, ukm bangi campus.  - international conference on environment and occupational health 2016.  . 

goh thian lai, wong jia mang, norbert simon, azimah hussin, abdul ghani rafek, ailie sofyiana serasa and lee khai ern.  (2016).  stability assessment of limestone cave in gua damai, batu caves selangor.  - national geoscience conference 2016 kuantan.  . 

goh thian lai, liya soffura roeslan, norbert simon,azimah hussin, abdul ghani rafek, ailie sofyiana serasa and lee khai ern.  (2016).  geomechanics rock characterization of kuala lumpur limestone at gua damai, batu caves selangor.  - national geoscience conference 2016 kuantan.  . 

khai ern lee, mazlin mokhtar, choo ta goh, marlia mohd hanafiah.  (2015).  a conceptual framework for the adoption and implementation of product stewardship in the chemical industries.  - international conference on environmental forensics 2015.  . 

khai ern lee, marlia mohd hanafiah, azhar abdul halim, mohd hafiyyan mahmud.  (2015).  primary treatment of dye wastewater using aloe vera-aided aluminium and magnesium hybrid coagulants.  - international conference on environmental forensics 2015.  . 

khai ern lee, thian lai goh, norbert simon.  (2015).  response surface modeling of polyacrylamide redox polymerization.  - international journal of chemtech research.  2697-2710. 

lubna alam, mazlin bin mokhtar, md. mahmudul alam, md. azizul bari, nicholas kathijotes, goh choo ta and lee khai ern.  (2015).  assessment of environmental and human health risk for contamination of heavy metal in tilapia fish collected from langat basin, malaysia.  - asian journal of water, environment and pollution.  21-30. 

hwong yi ling, andrew chan, beatrice chin hui tze, juliana ariffin, lee hooi ling, lee khai ern, valerie soo, wong kah keng.  (2015).  scientific malaysian magazine.  - scientific malaysian magazine.  . 

mohd hafiyyan bin mahmud, lee khai ern.  (2015).  sustainable water resources management using floating treatment wetland.  - scientific malaysian.  . 

prof. madya dr. sarah aziz abdul ghani aziz, dr. goh choo ta, dr. lee khai ern, dr. lee jing dan siti zuhaili hasan.  (2015).  advisory paper on options for regulating environmental hazardous substances under the environmental quality act 1974.  - .  1-73. 

lubna alam, mazlin bin mokhtar, md. mahmudul alam, md. azizul bari, nicholas kathijotes, goh choo ta and lee khai ern.  (2015).  seasonal variation and preliminary risk assessment of trace element pollution in surface water from langat river, malaysia..  - international journal of applied environmental sciences.  19-40. 

lee khai ern, mohd talib latif, ahmad fariz mohamed, shaharudin idrus, sharina abdul halim, goh choo ta, tanot unjah, ahmad aldrie amir, lee jing,.  (2015).  kolokium siswazah lestari 2015 kompilasi abstrak lanjutan & abstrak.  - kolokium siswazah lestari 2015.  . 

khai ern lee, mazlin mokhtar, choo ta goh, marlia mohd hanafiah.  (2015).  a conceptual framework for the adoption and implementation of product stewardship in the chemical industries.  - procedia environmental sciences.  50-55. 

khai ern lee, marlia mohd hanafiah, wan nasyrudin wan abdullah.  (2015).  al quran dan sains.  - .  . 

khai ern lee, marlia mohd hanafiah, azhar abdul halim, mohd hafiyyan mahmud.  (2015).  primary treatment of dye wastewater using aloe vera-aided aluminium and magnesium hybrid coagulants.  - procedia environmental sciences.  56-61. 

noran nabilla nor azlan, norbert simon, azimah hussin, rodeano roslee, goh thian lai, abdul ghani rafek, lee khai ern.  (2015).  pencirian kejuruteraan geologi bahan tanah bagi kegagalan cerun di sekitar formasi crocker dan formasi trusmadi di ranau- tambunan, sabah.  - national geoscience conference 2015.  . 

dr. lee khai ern.  (2015).  gsiac, the assessment mainstreaming, institutionalization and scale-up.  - .  . 

dr. lee khai ern.  (2015).  how to prepare for a viva.  - .  . 

khairul nizam abdul maulud, wan hanna melini wan mohtar, zaini sakawi, roshana mat rafar, siti fatin mohd razali, rawshan ara begum, lubna alam, lam kuok choy, mokhtar jaafar [and (three) others].  (2015).  kesan hakisan pantai dan kenaikan paras air laut di batu pahat (impak kepada komuniti setempat).  - .  Bab 2 : 7-18. 

khai ern lee, mazlin mokhtar, choo ta goh, harminder singh, pek wan chan.  (2015).  initiatives and challenges of a chemical industries council in a developing country: the case of malaysia.  - journal of cleaner production.  417-423. 

norbert simon, muhammad fahmi abdul ghani, azimah hussin, goh thian lai, abdul ghani rafek, noraini surip, tuan rusli tuan monam, lee khai ern.  (2015).  assessment of rockfall potential of limestone hills in the kinta valley.  - journal of sustainability science and management.  24-34. 

norazliza kamaruszaman, abdul ghani rafek, goh thian lai, norbert simon, azimah hussin dan lee khai ern.  (2015).  analisis kestabilan cerun batuan di km 93.5 (utara) lebuhraya pantai timur, lanchang, pahang.  - national geoscience conference 2015.  . 

goh thian lai, abdul ghani rafek, ailie sofyiana serasa, norbert simon, lee khai ern,azimah hussin.  (2015).  empirical correlation of uniaxial compressive strength and primary wave velocity of malaysian schists.  - the electronic journal of geotechnical engineering.  1801-1812. 

mohamed yasreen mohamed ali, marlia mohd hanafiah, yeong hui wen, mushrifah idris, nur izzah hamna abdul aziz, azhar abdul halim, khai em lee.  (2015).  biogas production from different substrates under anaerobic conditions.  - 3rd lnternational conference on chemical, agricultural and medical sciences (cams-2015).  65-67. 

goh thian lai, abdul ghani rafek, ailie sofyiana serasa, norbert simon, azimah hussin & lee khai ern..  (2015).  correlation of ultrasonic velocity slowness with uniaxial compressive strength of schists in malaysia.  - electronic journal of geotechnical engineering.  12663-12670. 

mohamed yasreen mohamed ali, mushrifah idris, marlia mohd hanafiah, khai ern lee.  (2015).  biogas production using industrial inoculum and traditional bokashi as catalysts.  - international conference on environmental forensics 2015.  . 

dr. lee khai ern, dr. goh choo ta, prof. dato` dr. mazlin mokhtar.  (2014).  embracing responsible care in malaysian chemical industries.  - scientific malaysian.  . 

goh thian lai, abdul ghani rafek, ailie sofyiana serasa, norbert simon & lee khai ern.  (2014).  empirical correlation of uniaxial compressive strength and primary wave velocity of malaysian granites.  - electronic journal of geotechnical engineering (ejge).  19 (2014) :1063-1072. 

muhammad fahmi bin abdul ghani, norbert simon, goh thian lai, abdul ghani rafek, azimah hussin, mohd rozi umor, rodeano roslee, lee khai ern, mohd basril iswadi, marilah sarman, nursyafina roslan.  (2014).  rock mass assessment of limestone hills in the kinta region.  - national geoscience conference 2014 / universiti malaya kuala lumpur.  . 

samaher hussein ali al- janabi, kayhan zrar ghafoor, pablo mesejo & lee khai ern.  (2014).  proceeding of the 1st international engineering conference on developments in civil & computer engineering applications.  - proceeding of the 1st international engineering conference on developments in civil & computer engineering applications.  . 

kiew lee yeap, tjoon tow teng, beng teik poh, norhashimah morad, khai ern lee.  (2014).  preparation and characterization of coagulation/flocculation behavior of a novel inorganic-organic hybrid polymer for reactive and disperse dyes removal.  - chemical engineering journal.  243:305-314. 

khai ern lee, norhashimah morad, tjoon tow teng, beng teik poh.  (2014).  reactive dye removal using inorganic-organic composite material: kinetics, mechanism, and optimization.  - journal of dispersion science and technology.  35:1557-1570. 

lubna alam, mazlin bin mokhtar, goh choo ta, lee khai ern.  (2014).  overview of risk based research in langat river basin, malaysia.  - .  . 

lee jing, sharina abdul halim, lee khai ern, goh choo ta, tan ling ling, lubna alam, a.aldrie amir, mohamad imam hasan reza, rahmah elfithri & tanot unjah.  (2014).  lestari: from the eyes of young fellows.  - salam lestari.  . 

lubna alam, mazlin mokhtar, goh choo ta and lee khai ern.  (2014).  study on potential impacts of climate change on fisheries sector and adaptation options in malaysia.  - climeco4: delineating the issues of climate change and impacts to marine ecosystem: bridging the gap between research, assessment, policy and management.  . 

irshad ul haq bhat, andi n. mungkar, khai ern lee, zakia khanam.  (2014).  oil palm root as biosorbent for heavy metals: biosorption, desorption and isothermal studies.  - international journal of chemtech research.  6(1):163-177. 

goh thian lai, abdul ghani rafek, ailie sofyiana serasa, norbert simon dan lee khai ern.  (2014).  estimating uniaxial compressive strength from slowness malaysian granites.  - national geoscience conference 2014 / universiti malaya kuala lumpur.  . 

khai ern lee, mazlin mokhtar, choo ta goh, lubna alam, mahathir amir.  (2013).  chemicals industry`s initiatives for corporate social responsibility.  - international conference on challenges of extended mega urban region.  . 

khai ern lee, norhashimah morad, tjoon tow teng, beng teik poh.  (2012).  effects of different conditions on the removal of dye from reactive dye wastewater using inorganic-organic composite polymer.  - international journal of environmental science and development.  3(1):1-4.