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ISSN 0536-1028 (Print) ISSN 2686-9853 (Online) |
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DSc (Economic), Associate professor, Rector of Ural State Mining University Kuibyshev st. 30, 620144 Ekaterinburg, Russia phone: +7 343 257 25 47 e-mail: : This email address is being protected from spambots. You need JavaScript enabled to view it.
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