00545naa#a2200169#i#450# EN\\bibl\4735 20241119033819.2 1995-042X 20141210b2014####ek#y0engy0150####ca RUS RU Methodical approach to research of social and economic benefits of tourism activities at the regional level Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 0 с. Journal article local Rubtsova Natalya naukaru.ru