Sovremennye tendentsii razvitiia mirovoi, natsional'noi i regional'noi industrii gostepriimstva: sbornik statei uchastnikov IX Mezhdunarodnoi nauchno-prakticheskoi konferentsii, Tver', 18-19 noiabria 2020 goda / otv. red. A.V. Vinnik, O.K. Ermishkina