2020. PLANKTON ABUNDANCE AS BIOINDICATOR OF THE TROPHIC STATUS WATER IN KOMERING RIVER, SERDANG MENANG VILLAGE, PULAU SIRAH PADANG SUB-DISTRICT, OGAN KOMERING ILIR REGENCY. Sainmatika: Jurnal Ilmiah Matematika dan Ilmu Pengetahuan Alam. 17, 2 (Dec. 2020), 157–164. DOI:https://doi.org/10.31851/sainmatika.v17i2.4356.