00603naa#a2200205#i#450# EN\\bibl\12160 /en/manage/index 20250828185814.4 1995-042X 20160921b2016####ek#y0engy0150####ca RUS RU A cluster of social tourism: issues of forming Journal article CHERKIZOVO Russian State University of Tourism and Service 2016 9 с. Journal article local Makarenko Zoya Zhilkova Yuliya Nasyrova Liliya fht.editorum.ru /en/manage/index