Zhang, Yuanbo, Bingbing Liu, Zijian Su, Jun Chen, Guanghui Li, and Tao Jiang. “Effect of Na2CO3 on the Preparation of Metallic Tin from Cassiterite Roasted under Strong Reductive Atmosphere”. Journal of Mining and Metallurgy, Section B: Metallurgy 52, no. 1 (December 30, 2015): 09-15. Accessed May 10, 2024. https://aseestant.ceon.rs/index.php/jmm/article/view/7684.