JOURNAL SYSTEM. AD, Volume 22, n° 2, 1997 - Full Issue. Africa Development, [S. l.], v. 22, n. 2, 1997. DOI: 10.57054/ad.v22i2.1947. Disponível em: https://journals.codesria.org/index.php/ad/article/view/1947. Acesso em: 24 jan. 2025.