TOWARDS DEVELOPING A CLASSIFICATION MODEL FOR WATER POTABILITY IN PHILIPPINE RURAL AREAS. ASEAN Engineering Journal, [S. l.], v. 10, n. 2, 2021. DOI: 10.11113/aej.v10.16594. Disponível em: https://journals.utm.my/aej/article/view/16594.. Acesso em: 6 apr. 2025.