00510naa#a2200169#i#450# EN\\bibl\14720 20240519180146.7 1993-7768 20161222b2016####ek#y0engy0150####ca RUS RU Problem of import substitution in tourism: informational aspect Journal article CHERKIZOVO Russian State University of Tourism and Service 2016 10 с. Journal article local Bondarenko Anna rguts.editorum.ru