ABDALLAH, M. N. Wastewater Operation and Maintenance in Egypt (Specific Challenges and Current Responses). International Journal of Sciences: Basic and Applied Research (IJSBAR), [S. l.], v. 18, n. 2, p. 125–142, 2014. Disponível em: https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/3150. Acesso em: 17 jul. 2024.