Optimum Open Pit Design for Kenticha Tantalite Mine, Southern Ethiopia. Momona Ethiopian Journal of Science (MEJS) , [S. l.], v. 13, n. 1, p. 147–163, 2024. Disponível em: https://journal.mu.edu.et/index.php/mejs/article/view/305.. Acesso em: 7 sep. 2024.