Assylkhankyzy, A., Seitmagzimova, G., Pochitalkina, I., & Seitmagzimov, A. (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 (Original work published March 11, 2021)