PERDANIE, E. P.; RAHMADANI, R.; OKTAVIANNOOR, H.; ALAWIYAH, T. Pemanfaatan Arang Aktif Tongkol Jagung (Zea Mays) dalam Menurunkan Kesadahan pad Air Sumur di Kabupaten Katingan: Ultilization of Corn COB Activated Charcoal (Zea Mays) in Reducing the Hardness of Well Water in Katingan Regency. Jurnal Surya Medika (JSM), [S. l.], v. 10, n. 3, p. 88–94, 2024. DOI: 10.33084/jsm.v10i3.8969. Disponível em: https://journal.umpr.ac.id/index.php/jsm/article/view/8969. Acesso em: 22 dec. 2024.