S, Kamel, Zaki Z. Z. M, and Kassim J. “The Effectiveness of Psophocarpus Tetragonolobus’s Seed As Turbidity Removal”. International Journal of Engineering & Technology 7, no. 3.11 (July 21, 2018): 144–146. Accessed April 28, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/15949.