00529naa#a2200169#i#450# EN\\bibl\10504 20240426125035.5 1993-7768 20160226b2016####ek#y0engy0150####ca RUS RU Actual problems of development of tourism infrastructure of armenia and russia Journal article CHERKIZOVO Russian State University of Tourism and Service 2016 6 с. Journal article local Fedulin Aleksandr philosoph.editorum.ru