ROFIDA, Rona. Water Quality Mapping of Piped Water Supply in Malang City - Indonesia. International Journal of Integrated Engineering, [S. l.], v. 11, n. 2, 2019. Disponível em: https://journal.uthm.edu.my/index.php/ijie/article/view/4270. Acesso em: 7 aug. 2026.