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T. V. Karaseva
Perm State University, 15 Bukirevа Str., Perm 614990, Russia
Russian Federation
Dr.geol.-min.Sci., Professor, Chair of Department of Regional and Oil and Gas Geology
I. S. Khopta
Perm State University, 15 Bukirevа Str., Perm 614990, Russia
Russian Federation
Assistant
O. L. Alekseeva
Perm State University, 15 Bukirevа Str., Perm 614990, Russia
Russian Federation
cand.geol.-min.sci. Docent
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