NDJABA, Shihaleni. Developing the diamond cutting and polishing industry in Namibia. Namibia Journal of Managerial Sciences, [S. l.], v. 6, n. 1, p. 23–30, 2025. Disponível em: https://journals.ium.edu.na/index.php/njms/article/view/20. Acesso em: 17 may. 2025.