**Author details**

Zhanna Bruk1 \* and Svetlana Ignatjeva<sup>2</sup>

1 Tyumen State University, Tyumen, Russian Federation

2 Daugavpils University, The City of Daugavpils, Latvia

\*Address all correspondence to: z.y.bruk@utmn.ru

© 2022 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
