INDRIYANI, A. R.; SUDARTI, S.; YUSHARDI, Y. ANALISIS LIMBAH PENCEMARAN AIR SUNGAI DI KOTA DAN DESA. OPTIKA: Jurnal Pendidikan Fisika, [S. l.], v. 8, n. 1, p. 29-35, 2024. DOI: 10.37478/optika.v8i1.3386. Disponível em: https://e-journal.uniflor.ac.id/index.php/optika/article/view/3386. Acesso em: 19 nov. 2024.