14th International Congress for Applied Mineralogy (ICAM2019) : Belgorod State Technological University named after V. G. Shukhov, 23–27 S
14th International Congress for Applied Mineralogy (ICAM2019) : Belgorod State Technological University named after V. G. Shukhov, 23–27 September 2019, Belgorod, Russia. :119-122
