Nurpeisova А. ., Shevko, V. ., Aitkulov, D. ., & Kushakova, L. . (2023). Optimization of the electrothermal production of ferrosilicon from the leaching tailings of the oxidized copper ore of Almaly. Engineering Journal of Satbayev University, 145(1), 19–24. https://doi.org/10.51301/ejsu.2023.i1.03