HAESTI SEMBIRING. The Effectiveness of Zeolite-Activated Charcoal in Reducing Iron and Manganese Levels in Well Water of Milala Housing in Pancur Batu District, North Sumatra. Jurnal Multidisiplin Madani, [S. l.], v. 3, n. 9, p. 1838–1843, 2023. DOI: 10.55927/mudima.v3i9.5993. Disponível em: https://journal.formosapublisher.org/index.php/mudima/article/view/5993. Acesso em: 26 jul. 2026.