SILVA, Jorge. Improving rural water supply in Paraguay in times of COVID-19. Tecnología y ciencias del agua, Morelos, MX, v. 14, n. 6, p. 313–360, 2023. DOI: 10.24850/j-tyca-14-06-09. Disponível em: https://revistatyca.org.mx/index.php/tyca/article/view/2798. Acesso em: 30 sep. 2025.