FRAUSTO ORTEGA, J. Gestión del agua potable en Piedras Negras, Coahuila. REVISTA DOXA DIGITAL, [S. l.], v. 11, n. 21, p. 72–93, 2021. DOI: 10.52191/rdojs.2021.219. Disponível em: https://doxa.uach.mx/index.php/doxa/article/view/219. Acesso em: 15 may. 2026.