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N. G. Maksimovich
Institute of Natural Sciences, Perm State University
4 Genkelya Str., Perm 614990, Russia
Russian Federation
cand.geol.-min.sci., Deputy Director
A. D. Demenev
Institute of Natural Sciences, Perm State University
4 Genkelya Str., Perm 614990, Russia
Russian Federation
cand.geol.-min.sci., Scientist
V. T. Khmurchik
Institute of Natural Sciences, Perm State University
4 Genkelya Str., Perm 614990, Russia
Russian Federation
cand.biol.sci., Leading Scientist
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