Search Results - E. A. Levkova

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    System analysis of medico-ecological factors of the population reproductive losses in Khabarovsk Region by E. A. Levkova, S. Z. Savin

    Published 2017
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    Geoinformation systems in human ecology by E. A. Levkova, S. K. Polumienko, S. Z. Savin

    Published 2015
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    Modelling problems of a shadow economy on an example of an illegal turnover of psychoactive substances by V. I. Kiselev, S. K. Polumienko, E. A. Levkova, A. A. Budnitskij, S. Z. Savin

    Published 2016
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