HARMI TJAHJANTI, PRANTASI, and Rico Ryan Ernanda. “Silica Sand, Activated Carbon, and Manganese Zeolite for Clean Water Filtration”. Indonesian Journal of Cultural and Community Development 15, no. 3 (September 27, 2024): 10.21070/ijccd.v15i3.1064. Accessed November 5, 2024. https://ijccd.umsida.ac.id/index.php/ijccd/article/view/1064.