00644naa#a2200205#i#450# EN\\bibl\11922 /en/manage/index 20250115020131.3 1995-042X 20160616b2016####ek#y0engy0150####ca RUS RU Innovative services in the hospitality industry as a tool to improve competitiveness Journal article CHERKIZOVO Russian State University of Tourism and Service 2016 13 с. Journal article local Magzhanova Lidiya Makarova Darya Marutko Sergey fht.editorum.ru /en/manage/index