Tumanduk, Yahya Y.R., Orbanus Naharia, Herry M. Sumampouw, Nova L.I.M. Ogi, Sukmarayu P. Gedoan, and Yermia S. Mokosuli. “Water Quality of Ranowangko River That Crosses Tomohon City and Minahasa Regency, North Sulawesi Province”. Jurnal Biologi Tropis 24, no. 1 (January 29, 2024): 204–212. Accessed November 22, 2024. http://jurnalfkip.unram.ac.id/index.php/JBT/article/view/6119.