Design and Optimization of Biochar-Based Water Filters for Rural Drinking Water Purification. International Journal of Environmental Sciences, [S. l.], v. 11, n. 6s, p. 65–69, 2025. DOI: 10.64252/a9w8vn79. Disponível em: https://theaspd.com/index.php/ijes/article/view/1035.. Acesso em: 4 nov. 2025.