Iqbal, Muhamad, and Sri Slamet Mulyati. “EFEKTIVITAS MEDIA FITER PASIR AKTIF DALAM MENURUNKAN KADAR MANGAN PADA AIR BERSIH Di PT X”. JURNAL RISET KESEHATAN POLTEKKES DEPKES BANDUNG 17, no. 1 (January 30, 2025): 116–127. Accessed December 7, 2025. https://juriskes.com/index.php/jrk/article/view/2713.