REDUCTIVE ROASTING OF IRON-RICH MANGANESE OXIDE ORE WITH ELEMENTAL SULFUR FOR SELECTIVE MANGANESE EXTRACTION. Journal of Mining and Metallurgy, Section B: Metallurgy, [S. l.], v. 53, n. 2, p. 115–122, 2017. Disponível em: https://test.aseestant.ceon.rs/index.php/jmm/article/view/10343. Acesso em: 11 jun. 2026.