IBEJE, A. Cost-benefit analysis of urban water supply and distribution scheme. Journal of Applied Sciences and Environmental Management, [S. l.], v. 23, n. 2, p. 365–370, 2019. DOI: 10.4314/jasem.v23i2.25. Disponível em: https://www.ajol.info/index.php/jasem/article/view/184458. Acesso em: 23 sep. 2026.