“New process for extracting vanadium by direct calcification using the heat of molten vanadium slag” (2022) Journal of Mining and Metallurgy, Section B: Metallurgy, 58(3), pp. 355–365. Available at: https://test.aseestant.ceon.rs/index.php/jmm/article/view/35709 (Accessed: 11 June 2026).