Lieza Corsita. “Utilization of Natural Adsorbents (Rice Husk, Charcoal) in Drinking Water Treatment to Reduce Heavy Metal and Microorganism Content”. Science Get Journal 2, no. 4 (October 20, 2025): 37–46. Accessed January 28, 2026. https://gpijournal.com/index.php/science/article/view/276.