Abikak, Ye.B., B.K. Kenzhaliyev, Heri Retnawati, S.V. Gladyshev, and A. Akcil. 2022. “Mathematical Modeling of Sulfuric Acid Leaching of Pyrite Cinders After Preliminary Chemical Activation”. Kompleksnoe Ispolzovanie Mineralnogo Syra = Complex Use of Mineral Resources 325 (2):5-13. https://doi.org/10.31643/2023/6445.12.