Wahyu Sartika, H., S. Hadisusanto, and M. Sulaiman. “ECOLOGICAL EFFECTS OF BELIK RIVER HYDRAULIC CHARACTERISTICS ON PERIPHYTON COMMUNITY AS WATER QUALITY BIOINDICATOR”. BIOTROPIA, vol. 31, no. 2, July 2023, pp. 123-3, doi:10.11598/btb.2023.31.2.1644.