Nur Nadhirah Ramli, Setyo Budi Kurniawan, Joshua O. Ighalo, Nor Sakinah Mohd Said, Nuratiqah Marsidi, Junaidah Buhari, Radhiatul Atiqah Ramli Shah, Maryam Zulkili, Jahira Alias, Nurull Muna Daud, Jamilah Ahmad, Ahmad Razi Othman, Siti Rozaimah.  (2023).  A review of the treatment technologies for hexavalent chromium contaminated water.  - Biometals.  1189-1219. 

Mohammad Mohammad Alnawajha, Setyo Budi Kurniawan, Siti Rozaimah Sheikh Abdullah, Hassimi Abu Hasan, Ahmad Razi Othman.  (2023).  Performance of Leucaena leucocephala and alum in treating aquaculture: Effect of dosage, rapid speed and settling time.  - International Journal of Environmental Science and Technology.  9981-9994. 

Abdussamad Abubakar, Motharasan Manogaran, Nur Adeela Yasid, Ahmad Razi Othman, Mohd Yunus Abd Shukor.  (2023).  Equilibrium, kinetic and thermodynamic studies of the adsorption of trypan blue dye by Pseudomonas sp. strain MM02 inactivated biomass.  - Korean Journal of Chemical Engineering.  1928-1953. 

Ahamd Razi Othman, Yap Jun Sheng, Noorhisham Tan Kofli, Siti Kartom Kamaruddin.  (2022).  Improving methanol production by Methylosinus trichosproium through the one factor at a time (OFAT) aproach.  - Greenhouse Gases Science and Technology.  661-668. 

Hind Munaem Ahmed, Siti Rozaimah Sheikh Abdullah, Hassimi Abu Hasan, Ahmad Razi Othman, Nur Izzati Ismail, Setyo Budi Kurniawan.  (2021).  Phytotoxicity of coffee wastewater to water hyacinth as prior step to phytotreatment assessment: influence of concentration and amount of plant biomass.  - Environmental Engineering and Management Journal.  317-328. 

Nurlizah Abu Bakar, Ahmad Razi Othman, Mohd Yunus Shukor.  (2019).  Heavy metals detection from contaminated river using molybdenum reducing enzyme.  - Jurnal Kejuruteraan.  303-308. 

Saja Radhi Nayyef Alanbary, Siti Rozaimah Sheikh Abdullah, Israa Abdul Wahab Al-Baldawi, Hassimi Abu Hasan, Nurina Anuar, Ahmad Razi Othman & Fatihah Suja.  (2019).  Phytotoxicity of contaminated sand containing crude oil sludge on ludwigia octovalvis.  - Journal of Ecological Engineering.  246-255. 

Fuzieah Subari, Mohd Aidil Kamaruzzaman, Siti Rozaimah Sheikh Abdullah, Hassimi Abu Hasan & Ahmad Razi Othman.  (2018).  Simultaneous removal of ammonium and manganese in slow sand biofilter (SSB) by naturally grown bacteria from lake water and its diverse microbial community.  - Journal of Environmental Chemical Engineering.  .