The Characterization of Natural Zeolite for Water Filtration System. Jurnal Kimia Valensi, [S. l.], v. 1, n. 5, 2009. DOI: 10.15408/jkv.v1i5.308. Disponível em: https://journal.uinjkt.ac.id/valensi/article/view/308. Acesso em: 13 may. 2026.