Assylkhankyzy, A., G. Seitmagzimova, I. Pochitalkina, and A. Seitmagzimov. (2021) 2022. “Development of the Technology of Integrated Processing the Chelkar Deposit Potash Ore”. Kompleksnoe Ispolzovanie Mineralnogo Syra = Complex Use of Mineral Resources 322 (3):14-22. https://doi.org/10.31643/2022/6445.24.