Tjhajanti, P. H. .; Ernanda, R. R. Silica Sand, Activated Carbon, and Manganese Zeolite for Clean Water Filtration: Pasir Silika, Karbon Aktif, Dan Zeolit Mangan Untuk Filtrasi Air Bersih. Ind. Jour. Cul. Comm. Dev 2024, 15, 10.21070/ijccd.v15i3.1064.