Response surface optimization of fluidized roasting reduction of low-grade pyrolusite coupling with pretreatment of stone coal. Journal of Mining and Metallurgy, Section B: Metallurgy, [S. l.], v. 49, n. 1, p. 33, 2013. Disponível em: https://test.aseestant.ceon.rs/index.php/jmm/article/view/2042. Acesso em: 11 jun. 2026.