BO, T.; SHUN, W.; LIJUN, W.; KUO-CHIH, C. High Efficiency Extractions of V, Cr, Ti, Fe and Mn from Vanadium Slag by Microwave Heating. Journal of Mining and Metallurgy, Section B: Metallurgy, v. 57, n. 2, p. 271-277, 12 Jul. 2021.