00542naa#a2200181#i#450# EN\\bibl\8113 /en/manage/index 20241202033458.1 1999-5644 20151201b2015####ek#y0engy0150####ca RUS RU Leading world trends in tourism education Journal article CHERKIZOVO Russian State University of Tourism and Service 2015 10 с. Journal article local Sakharchuk Elena Sergeevna test.editorum.ru /en/manage/index