00587naa#a2200181#i#450# EN\\bibl\12162 20240516025208.4 1995-042X 20160921b2016####ek#y0engy0150####ca RUS RU Scientific and practical aspects of investment and social development of tourism in the russian federation Journal article CHERKIZOVO Russian State University of Tourism and Service 2016 13 с. Journal article local Lebedev Konstantin Lebedeva Olga rguts.editorum.ru