Mokhtar Kamal NH. Effectiveness of Trihalomethane (THM) Precursors Removal in Groundwater Using Coagulant-Disinfectant. IJIE [Internet]. 2019 May 6 [cited 2026 Apr. 7];11(2). Available from: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/4246