KASSIM, A. .; YUSUF, S. .; USSI, A. .; OMAR, M. . Impact of Zanzibar Investment Promotion Authority Approved Projects on Gross Domestic Product of Zanzibar. International Journal of Sciences: Basic and Applied Research (IJSBAR), [S. l.], v. 56, n. 2, p. 253–262, 2021. Disponível em: https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/12267. Acesso em: 24 apr. 2024.