V. P. Solovyov
Stary Oskol Technological Institute named after A.A. Ugarov (Branch of National University of Science and Technology MISiS)
Russian Federation

Victor P. Solovyov - Ph.D (Eng.), Professor, Stary Oskol Technological Institute, named after A.A. Ugarov (branch of National University of Science and Technology MISiS).

42 Makarenko m/d, Stary Oskol, Belgorodskaya region 309516.

T. A. Pereskokova
Stary Oskol Branch of the Sergo Ordzhonikidze Russian State University for Geological Prospecting
Russian Federation

Tatyana A. Pereskokova - Ph.D (Pedagog.), Associate Professor, Stary Oskol branch of the Russian State Prospecting University named after S. Ordzhonikidze.

14/13 Lenin Str., Stary Oskol 309530, Belgorodskaya region.