JOURNAL SYSTEM. 0 - Prelim. Africa Development, [S. l.], v. 25, n. 3-4, 2000. DOI: 10.57054/ad.v25i3-4.2360. Disponível em: https://journals.codesria.org/index.php/ad/article/view/2360. Acesso em: 9 jun. 2025.