teow yeit haan, abdul wahab mohammad, mohd shukrie yusoff.  (2022).  utilization of waste for the generation of value-added products.  - .  28. 

teow yeit haan, ho kah chun, sumith ranil wickramasinghe, mahmood gheni jebur, chang zhen hong.  (2022).  integrated environmental technologies for wastewater treatment and sustainable development.  - .  31. 

teow yeit haan, noorini izzati mohamad mazuki, abdul wahab mohammad.  (2020).  choosing disinfection alternatives for bio-effluent treatment: a summary of existing and emerging technologies.  - .  172. 

ho kah chun, teow yeit haan, abdul wahab mohammad.  (2020).  agro-industrial wastewater: treatment using active antifouling carbon nano-membrane.  - .  196.