SAAB, F.; ABREU, C. Basic Sanitation and Health - Challenges and Perspectives in Brazil and Brazilian Federal District. International Journal for Innovation Education and Research, Dhaka, Bangladesh, v. 9, n. 2, p. 420–436, 2021. DOI: 10.31686/ijier.vol9.iss2.2936. Disponível em: https://ijier.net/ijier/article/view/2936. Acesso em: 18 may. 2021.