Ab Wahab, Mohd Ashaari, Suhaimi Abdul Talib, Bahardin Baharom, and Mat Som Marwi. “Exfiltration from Sewers: Effects of Different Types of Leakage”. Scientific Research Journal 3, no. 2 (December 31, 2006): 61–69. Accessed October 5, 2024. https://journal.uitm.edu.my/ojs/index.php/SRJ/article/view/3452.