SYSTEM, Journal. 7 - FOCUS ON RESEARCH AND TRAINING INSTITUTES. Africa Development, [S. l.], v. 3, n. 2, 1978. DOI: 10.57054/ad.v3i2.3486. Disponível em: https://journals.codesria.org/index.php/ad/article/view/3486. Acesso em: 30 jun. 2024.