Hu, Xianfeng, Lidong Teng, and Seshadri Seetharaman. 2013. “Direct Chromium Alloying by Chromite Ore With the Presence of Metallic Iron”. Journal of Mining and Metallurgy, Section B: Metallurgy 49 (2): 207. https://asistent.ceon.rs/index.php/jmm/article/view/3148.