Oktavia, Lily, and Khurin’ In. “STUDI EFISIENSI REAKTOR RAPID SAND FILTER DALAM PENURUNAN COD PADA AIR LIMBAH PENCUCIAN IKAN DI PASAR IKAN SIDOARJO”. Journal of Research and Technology 5, no. 2 (December 30, 2019): 139–143. Accessed January 30, 2025. https://journal.unusida.ac.id/index.php/jrt/article/view/153.