JOURNAL SYSTEM. AD, Volume 19, n° 1, 1994 - Full Issue. Africa Development, [S. l.], v. 19, n. 1, 1994. DOI: 10.57054/ad.v19i1.1959. Disponível em: https://journals.codesria.org/index.php/ad/article/view/1959. Acesso em: 21 may. 2024.