@article{Popravkina 2016approaches,
author={Popravkina , A.. and Morozova, L.. and Chernova , D..},
title={Approaches to the definition of concept "customer loyalty" in hospitality industry},
journal={Services in Russia and abroad},
publisher={Russian State University of Tourism and Service},
year={2016},
pages={85-93},
volume={10},
issue={1},
}