Qu, Jinwei, Tingan Zhang, Guozhi Lv, and Yang Chen. “New Process for Extracting Vanadium by Direct Calcification Using the Heat of Molten Vanadium Slag”. Journal of Mining and Metallurgy, Section B: Metallurgy 58, no. 3 (October 27, 2022): 355-365. Accessed August 21, 2024. https://aseestant.ceon.rs/index.php/jmm/article/view/35709.