00581naa#a2200193#i#450# EN\\bibl\12899 /en/manage/index 20250301030646.6 1993-7768 20160831b2016####ek#y0engy0150####ca RUS RU SOCIAL AND CULTURAL ASPECTS OF FREE INDEPENDENT TOURISM Journal article CHERKIZOVO Russian State University of Tourism and Service 2016 6 с. Journal article local Ryabova Tatyana V. Ertman Elena V. test.editorum.ru /en/manage/index