AKRASI, S.; ANSA-ASARE, O.-D. Assessing Sediment and Nutrient Transport in the Pra Basin of Ghana. West African Journal of Applied Ecology, [S. l.], v. 13, n. 1, p. 45–54, 2008. DOI: 10.4314/wajae.v13i1.40583. Disponível em: https://www.ajol.info/index.php/wajae/article/view/40583. Acesso em: 28 sep. 2026.