00642naa#a2200193#i#450# EN\\bibl\2174 /en/manage/index 20250413181340.7 1993-7768 20140603b2014####ek#y0engy0150####ca RUS RU Economic benefits of visiting-friends-and-relatives tourism development: foreign experience and Russian practices Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 9 с. Journal article local Kobets Margarita Efimova Ekaterina test.editorum.ru /en/manage/index