JOURNAL SYSTEM. AD, Volume 31, n° 3, 2006 - Full Issue. Africa Development, [S. l.], v. 31, n. 3, 2021. DOI: 10.57054/ad.v31i3.1249. Disponível em: https://journals.codesria.org/index.php/ad/article/view/1249. Acesso em: 21 may. 2024.