NUDIN, Azan. UJI EFEKTIVITAS ARANG BATOK KELAPA DAN ARANG KULIT KENARI UNTUK MENURUNKAN KADAR BESI (Fe) AIR SUMUR GALI. Buletin Keslingmas, [S. l.], v. 40, n. 3, p. 100–105, 2021. DOI: 10.31983/keslingmas.v40i3.7650. Disponível em: https://ejournal.poltekkes-smg.ac.id/ojs/index.php/keslingmas/article/view/7650. Acesso em: 23 oct. 2026.