Teknik Pengolahan Air Bersih Sistem Saringan Pasir Lambat (Downflow) . Journal Dynamic Saint, [S. l.], v. 6, n. 2, p. 47–52, 2023. DOI: 10.47178/dynamicsaint.v6i2.1426. Disponível em: https://journals.ukitoraja.ac.id/index.php/dynamicsaint/article/view/1426.. Acesso em: 24 nov. 2024.