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		Al Kholif, M., 		Sugito, S., 		Pungut, P., & 		Sutrisno, J.
(2020).
 KOMBINASI TRAY AERATOR DAN FILTRASI UNTUK MENURUNKAN KADAR BESI (FE) DAN MANGAN (MN) PADA AIR SUMUR.
<em>ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal Of Environmental Science), 14</em>(1), 28-36.
doi:10.24843/EJES.2020.v14.i01.p03