00540naa#a2200181#i#450# EN\\bibl\12956 20240510082558.5 1995-042X 20161003b2016####ek#y0engy0150####ca RUS RU TOURISM SERVICES IN A REGION IN CRISIS AND SANCTIONS Journal article CHERKIZOVO Russian State University of Tourism and Service 2016 5 с. Journal article local SHubtsova Lyudmila Belokhvostova Natalya rguts.editorum.ru