Said, Mahir M, and Neema O Msuya. “Effects of Coagulant Dosage, Particle Size, and Settling Time on Pond Water Treatment With Cactus Pads and Watermelon Seeds”. Tanzania Journal of Science 50, no. 2 (July 5, 2024): 253–268. Accessed July 30, 2025. https://tjs.udsm.ac.tz/index.php/tjs/article/view/1819.