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		Suryawan, K., 		Mahardika, I., & 		Budiarsa Suyasa, I.
2017 Nov 30.  Pemanfaatan Biofilter untuk Mengurangi Pemakaian Bahan Kimia dalam Proses Pengolahan Air Estuary. ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science). [Online] 11:2