00508naa#a2200169#i#450# EN\\bibl\3405 20240928062457.6 1999-5644 20140902b2014####ek#y0engy0150####ca RUS RU Information service as applied to the tourist business Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 6 с. Journal article local Nedkova Antonina vestnik-rguts.editorum.ru