Mokhtar Kamal, Nurul Hana. “Effectiveness of Trihalomethane (THM) Precursors Removal in Groundwater Using Coagulant-Disinfectant”. International Journal of Integrated Engineering 11, no. 2 (May 6, 2019). Accessed May 6, 2024. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/4246.