Performance Assessment of a Locally Constructed Wastewater Sludge Filter in the Tolon District of the Northern Region of Ghana. Ghana Journal of Science, Technology and Development, [S. l.], v. 11, n. 1, p. 1–20, 2025. DOI: 10.47881/502.967x. Disponível em: https://gjstd.org/index.php/GJSTD/article/view/502. Acesso em: 3 dec. 2025.