Hermawan H, Haerani Y. Efektivitas proses penyaringan mikroba serta logam besi dan mangan di pabrik air minum X. JUPISI [Internet]. 2023 Sep. 22 [cited 2024 Jul. 4];2(2). Available from: https://jupisi.untara.ac.id/index.php/jupisi/article/view/32