@article{Valiev2018,
author={Valiev, D.S. and Zhelonkina, E.E. and Habarova, I.A. and Gulina, A.V. and Habarov, D.A.},
title={},
journal={MOSCOW ECONOMIC JOURNAL},
publisher={Electronic science},
year={2018},
pages={11-11},
volume={3},
issue={4},
}