@article{Matushevskaya2020determination,
author={Matushevskaya, E.A. and Poddubnaya, E.S.},
title={Determination of a promising assortment of hotel services in conditions of uncertainty and risk},
journal={Journal of economic studies},
publisher={INFRA-M Academic Publishing LLC.},
year={2020},
pages={32-37},
volume={6},
issue={3},
}