LAKHANI, A.; ZEHRA, S.; LARAIB, Q. Slow Sand Filtration: A Cost-Effective and Straightforward Approach to Water Purification. PAKISTAN JOURNAL OF BIOCHEMISTRY AND MOLECULAR BIOLOGY, [S. l.], v. 56, n. 4, p. 180–191, 2024. Disponível em: https://pjbmb.com/index.php/pjbmb/article/view/113. Acesso em: 10 nov. 2026.