@article{Afanasev2017“league,
author={Afanasev, O.E.},
title={“LEAGUE OF HISTORICAL CITIES” AS A TOURIST POTENTIAL REPRESENTATION FORMAT OF THE WORLD’S CITIES},
journal={Service & Tourism: Current Challenges},
publisher={Russian State University of Tourism and Service},
year={2017},
pages={17-27},
volume={11},
issue={2},
}