00503naa#a2200169#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200008500102210007000187215001100257608002700268700002300295856001500318EN\\bibl\1472020241225205517.3##a1993-7768##a20161222b2016####ek#y0engy0150####ca0#aRUS##aRU1#aProblem of import substitution in tourism: informational aspecteJournal article1#aCHERKIZOVOcRussian State University of Tourism and Serviced2016##a10 с.##aJournal article2local#1aBondarenkogAnna  4#anaukaru.ru