Saiful Samsudin, Mohd, Azman Azid, Saiful Iskandar Khalit, Shazlyn Milleana Shaharudin, Fathurrahman Lananan, and Hafizan Hafizan Juahir. “Pollution Sources Identification of Water Quality Using Chemometrics: A Case Study in Klang River Basin, Malaysia”. International Journal of Engineering & Technology 7, no. 4.43 (December 29, 2018): 83–89. Accessed May 5, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/25824.