ADEKO, RIANG. “ANALISIS DAN UPAYA PENGENDALIAN PENURUNAN KUALITAS AIR SUNGAI”. Journal of Nursing and Public Health 11, no. 2 (October 19, 2023): 570-575. Accessed May 21, 2024. https://jurnal.unived.ac.id/index.php/jnph/article/view/5225.