00642naa#a2200193#i#4500001001500000003001700015005001700032011001400049100004100063101000800104102000700112200007100119210007000190215001000260608002700270686008900297700002400386856003800410EN\\bibl\19816/en/manage/index20250518021252.7##a1999-5644##a20180119b2018####ek#y0engy0150####ca0#aRUS##aRU1#aTHE PROCESS OF REGRESS IN THE SYSTEM OF EDUCATIONeJournal article1#aCHERKIZOVOcRussian State University of Tourism and Serviced2018##a3 с.##aJournal article2local##aТуристско-экскурсионное обслуживание. 71.372grnti#1aMorozovgVasilii V.4#afht.editorum.ruu/en/manage/index