Exploration of Secondary Deposit to Determine Manganese Ore Body: Exploration of Secondary Deposit Ore Body. International Journal of Engineering Technology and Sciences, [S. l.], v. 10, n. 1, p. 24–33, 2023. DOI: 10.15282/ijets.10.1.2023.1004. Disponível em: https://journal.ump.edu.my/ijets/article/view/7507. Acesso em: 25 may. 2025.