Sari, Mayang, Hanafis Sastra Winata, and Siti Intan Masturi. “Penentuan Kadar Besi, Mangan Dan Timbal Pada Air Sumur Gali Di Desa Teupin Bayu, Aceh Utara”. ULIL ALBAB : Jurnal Ilmiah Multidisiplin 3, no. 3 (February 3, 2024): 102–107. Accessed August 6, 2026. https://al-haramjournal.co.id/JIM/article/view/2825.