JOURNAL SYSTEM. AD, Volume 34, n° 3 & 4, 2009 - Full Issue. Africa Development, [S. l.], v. 34, n. 3-4, 2009. DOI: 10.4314/ad.v34i3-4.1224. Disponível em: https://journals.codesria.org/index.php/ad/article/view/1224. Acesso em: 13 jun. 2025.