Thermal upgrading of manganese ores prior to smelting. Journal of Mining and Metallurgy, Section B: Metallurgy, [S. l.], v. 59, n. 3, p. 421–430, 2023. Disponível em: https://test.aseestant.ceon.rs/index.php/jmm/article/view/47367. Acesso em: 11 jun. 2026.