Dmitrievich Khalezov, B, and A Gennadyevich Krasheninin. “Processing of Vanadium-Containing Converter Slag to Produce Higher-Purity Vanadium Pentoxide”. KnE Materials Science 5, no. 1 (March 17, 2019): 184–190. Accessed October 16, 2019. https://knepublishing.com/index.php/KnE-Materials/article/view/3960.