Inoka Batugedara, and Indunil Senanayake. “Application of CCME Water Quality Index for Drinking Water Quality Assessment Along Kalu Ganga, Sri Lanka”. Science & Technology Asia 29, no. 1 (March 29, 2024): 239–255. Accessed May 14, 2024. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/251505.