1. Department of Electronic Computers, Faculty of Information Technologies, Tver State Technical University, 22 Afanasiya Nikitina Emb., 170026 Tver, Russia
2. Department of Open Pit Mining, T.F. Gorbachev Kuzbass State Technical University, 28 Vesennya St., 650000 Kemerovo, Russia
3. Department of Trade and Marketing, Siberian Federal University, 79 Svobodny Av., 660041 Krasnoyarsk, Russia
4. School of Engineering Entrepreneurship, National Research Tomsk Polytechnic University, 30 Lenina St., 634050 Tomsk, Russia