00524naa#a2200169#i#450# EN\\bibl\5885 20240512093934.7 1999-5644 20150615b2015####ek#y0engy0150####ca RUS RU The structure of the educational model in tourism: a theoretical basis Journal article CHERKIZOVO Russian State University of Tourism and Service 2015 6 с. Journal article local Sakharchuk Elena Sergeevna rguts.editorum.ru