1. Economics and Finance Department, Perm National Research Polytechnic University, 614039 Perm, Russia
2. Autonomous Non-Profit Organization Perm World-Class Scientific and Educational Center “Rational Subsurface Use”, 614000 Perm, Russia
3. Department of Oil and Gas Technologies, Perm National Research Polytechnic University, 614039 Perm, Russia
4. Department of Environmental Protection, Perm National Research Polytechnic University, 614039 Perm, Russia