Authors
Yulia Turovets
National Research University Higher School of Economics, Moscow, Russia
Konstantin Vishnevskiy
National Research University Higher School of Economics, Moscow, Russia
© 2019 Yulia Turovets, Konstantin Vishnevskiy, published by Bialystok University of Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.