Jiang, Y., F. Li, S. Li, K. Xu, L. Chen, Z. Deng, Y. Huang, and K. Chang. “Thermodynamic Assessment of the Fe–Nb–Si System”. Journal of Mining and Metallurgy, Section B: Metallurgy, Vol. 57, no. 3, Nov. 2021, pp. 331-40, https://aseestant.ceon.rs/index.php/jmm/article/view/24517.