Domestic wastewater treatment using baffled reactor system / by Sarifah Yaacob, author, Mohd. Azraai Kassim, 1958-, supervisor, Fakulti Kejuruteraan Awam

Penilaian prestasi 2 buah kolam pengstabilan sisa di Malaysia / by Shritharan Ibrahim, author, Mohd. Azraai Kassim, 1958-, supervisor, Fakulti Kejuruteraan Awam

Arsenic (III) removal from water using natural sedimentary rocks / by Nur Zulaikha Yusof, 1986- author, Mohd. Azraai Kassim, 1958- supervisor, Razali Ismail, supervisor, Abdull Rahim Mohd. Yusoff, supervisor, Fakulti Kejuruteraan Awam

Enhancing biomass-coated carrier materials in aerobic upflow bioreactor system for polishing palm oil mill effluent / by Liew, Wai Loan, 1986-, author 609903, Mohd. Azraai Kassim, 1958-, supervisor, Khalida Muda, 1969-, supervisor 492994, Loh, Soh Kheang, supervisor 609904, Fakulti Kejuruteraan Awam 8022