00521naa#a2200169#i#450# EN\\bibl\5880 20250102071559.4 1999-5644 20150615b2015####ek#y0engy0150####ca RUS RU Franchising instruments as a factor of tourism development in the Russian Federation Journal article CHERKIZOVO Russian State University of Tourism and Service 2015 8 с. Journal article local Ganebnykh Elena naukaru.ru