AMAN, Hamidullah; DOOST, Ziaul Haq; HEJRAN, Abdul Wali; MEHR, Ali Danandeh; SZCZEPANEK, Robert; GILJA, Gordon. Survey on The Challenges for Achieving SDG 6: Clean Water and Sanitation: A Global Insight. Knowledge-Based Engineering and Sciences, [S. l.], v. 5, n. 3, p. 21–42, 2024. DOI: 10.51526/kbes.2024.5.3.21-42. Disponível em: https://kbes.journals.publicknowledgeproject.org/index.php/kbes/article/view/11395. Acesso em: 4 may. 2026.