00632naa#a2200193#i#450# EN\\bibl\16051 /en/manage/index 20250515053314.4 1993-7768 20170620b2017####ek#y0engy0150####ca RU Scientific Journal article CHERKIZOVO Russian State University of Tourism and Service 2017 1 с. Journal article local Туристско-экскурсионное обслуживание. 71.37 grnti Fedulin Aleksandr Krivosheeva Tat'yana Mihaylovna fht.editorum.ru /en/manage/index