Azaryan, A., A. Gritsenko, A. Trachuk, V. Serebrenikov, and D. Shvets. “Using the Intensity of Absorbed Gamma Radiation to Control the Content of Iron in Ore”. Eastern-European Journal of Enterprise Technologies, vol. 3, no. 5 (99), June 2019, pp. 29-35, doi:10.15587/1729-4061.2019.170341.