00497naa#a2200169#i#450# EN\\bibl\2329 20241117042011.7 1995-042X 20140528b2014####ek#y0engy0150####ca RUS RU Water touring competitive advantage: an overseas perspective Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 8 с. Journal article local Puchkin Aleksey naukaru.ru