JOURNAL SYSTEM. AD, Volume 23, n° 2, 1998 - Full Issue. Africa Development, [S. l.], v. 23, n. 2, 1998. DOI: 10.57054/ad.v23i2.1944. Disponível em: https://journals.codesria.org/index.php/ad/article/view/1944. Acesso em: 15 may. 2024.