Wang, Yaxian, Lijun Wang, and Kuo-Chih Chou. 2015. “Effects of CaO, MgO, Al2O3 and SiO2 on the Carbothermic Reduction of Synthetic FeCr2O4”. Journal of Mining and Metallurgy, Section B: Metallurgy 51 (1): 17. https://asistent.ceon.rs/index.php/jmm/article/view/6353.