MPHANZA, V.; NKONDE, G. K.; PHIRI, T.; MULWANDA, J. Test Works on Concentrate Grade Improvement using Mineral Depressants. International Journal of Sciences: Basic and Applied Research (IJSBAR), [S. l.], v. 26, n. 3, p. 60–65, 2016. Disponível em: https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/5223. Acesso em: 29 apr. 2024.