N.L. Korepanova, M.A. Lebedeva, L.O. Pavlenko
Federal State Educational Institution of Higher Education «Sevastopol State University»
Russian Federation, Sevastopol, Universitetskaya St., 33
E-mail: nat270702@gmail.com
DOI: 10.33075/2220-5861-2017-2-55-64
