razik ridzuan mohd tajuddin, noriszura ismail, mohammad rahim kamaluddin, ahmad azwan amin nordin, mohd firdaus-raih.  (2025).  imbalance in spatiotemporal analysis of narcotics-related activities: a bibliometric review.  - humanities and social sciences communications.  1 - 13. 

muhammad aslam mohd safari, nurulkamal masseran, muhammad hilmi abdul majid, razik ridzuan mohd tajuddin.  (2025).  robust estimation of the three parameter weibull distribution for addressing outliers in reliability analysis.  - scientific reports.  1 - 14. 

yan-yong zhao, kaizhou lei, yuan liu, yuanyao tan, noriszura ismail, razik ridzuan mohd tajuddin, rongjie liu, chao huang, the alzheimer's disease neuroimaging initiative.  (2025).  single-index measurement error jump regression model in alzheimer’s disease studies.  - statistics in medicine.  1 - 12. 

razik ridzuan mohd tajuddin, noriszura ismail.  (2024).  on stochastic representations of the zero-one-inflated poisson lindley distribution.  - mathematics.  1-16. 

gadir alomair, razik ridzuan mohd tajuddin, hassan s. bakouch, amal almohisen.  (2024).  a statistical model for count data analysis and population size estimation: introducing a mixed poisson-lindley distribution and its zero truncation.  - axioms.  1-21. 

shin zhu sim, hassan s. bakouch, razik ridzuan mohd tajuddin, ulya abdul rahim.  (2025).  a ratio-type weighted geometric distribution for modelling overdispersed count data.  - sains malaysiana.  313 - 323. 

razik ridzuan mohd tajuddin, noriszura ismail.  (2025).  inflation properties in count data distributions: a three-decade bibliometric analysis. .  - sains malaysiana.  303 - 312. 

nurulkamal masseran, muhammad aslam mohd safari, razik ridzuan mohd tajuddin.  (2024).  probabilistic classification of the severity classes of unhealthy air pollution events.  - environmental monitoring and assessment.  1-15. 

laila naji ba dakhn, mohd aftar abu bakar, razik ridzuan mohd tajuddin, kamarulzaman ibrahim.  (2024).  bayesian approach for estimating the parameters of the time-to-failure distribution and its percentiles under power degradation model.  - sains malaysiana.  3215 - 3227. 

nurulkamal masseran, razik ridzuan mohd tajuddin, mohd talib latif.  (2023).  classifying severity of unhealthy air pollution events in malaysia: a decision tree model.  - sains malaysiana.  2971-2983. 

alrasheedi n. d. n. , masseran n., mohd tajuddin r. r..  (2025).  estimation of generalized extreme value parameters for predicting extreme air pollution events in klang valley: a comparative study of optimization algorithms .  - malaysian journal of mathematical sciences.  509 - 536. 

razik ridzuan mohd tajuddin, noriszura ismail, mohammad rahim kamaluddin, ahmad azwan amin nordin, mohd firdaus-raih.  (2025).  imbalance in spatiotemporal analysis of narcotics-related activities: a bibliometric review.  - humanities and social sciences communications.  1 - 13. 

shin zhu sim, hassan s. bakouch, razik ridzuan mohd tajuddin, ulya abdul rahim.  (2025).  a ratio-type weighted geometric distribution for modelling overdispersed count data.  - sains malaysiana.  313 - 323. 

razik ridzuan mohd tajuddin, noriszura ismail.  (2025).  inflation properties in count data distributions: a three-decade bibliometric analysis. .  - sains malaysiana.  303 - 312. 

razik ridzuan mohd tajuddin.  (2025).  a weighted error-minimizer parameter estimation technique for one-inflated positive poisson distribution.  - results in control and optimization.  1 - 5. 

laila naji ba dakhn, mohd aftar abu bakar, razik ridzuan mohd tajuddin, kamarulzaman ibrahim.  (2024).  parametric and semi-parametric skew normal linear degradation model to estimate time-to-failure distribution and its percentiles.  - aip conference proceedings.  1 - 7. 

razik ridzuan mohd tajuddin, noriszura ismail, roslinda mohd nazar.  (2024).  on one-parameter triple size-biased poisson distribution..  - aip conference proceedings.  1 - 10. 

razik ridzuan mohd tajuddin, noriszura ismail.  (2023).  penentuan saiz populasi penjenayah.  - majalah scitech.  1-4. 

shariffah suhaila syed jamaludin, fadhilah yusof, roslinazairimah zakaria, mohd mahayaudin mansor, nor hamizah miswan, siti rahayu mohd hashim, siti mariam norrulashikin, siti rohani mohd nor, hanita daud, razik ridzuan mohd tajuddin, syahrizal salleh, ruzaini zulhusni puslan.  (2024).  imi workshop of the joint usage research projects proceedings of 4th malaysia mathematics in industry study group (mmisg2023).  - .  . 

razik ridzuan mohd tajuddin, noriszura ismail.  (2023).  penentuan saiz populasi penjenayah.  - majalah scitech.  1-4.