PENURUNAN KADAR COD MENGGUNAKAN SARINGAN PASIR DUAL MEDIA PADA PENGOLAHAN AIR MINUM. Journal of Research and Technology, [S. l.], v. 6, n. 1, p. 168–172, 2020. DOI: 10.55732/jrt.v6i1.207. Disponível em: https://journal.unusida.ac.id/index.php/jrt/article/view/207. Acesso em: 29 jun. 2025.