00645naa#a2200193#i#4500001001500000003001700015005001700032011001400049100004100063101000800104102000700112200014300119210007000262215001000332608002700342700002200369700002100391856003900412EN\\bibl\12914/en/manage/index20250228064839.5##a1999-5644##a20160915b2016####ek#y0engy0150####ca0#aRUS##aRU1#aCONDITIONS AND PREREQUISITES OF DEVELOPMENT OF CLUSTERS IN THE SPHERE OF YOUTH TOURISM IN THE NORTH-WEST FEDERAL DISTRICTeJournal article1#aCHERKIZOVOcRussian State University of Tourism and Serviced2016##a8 с.##aJournal article2local#1aGrishingSergey  #1aKarpovagGalina 4#atest.editorum.ruu/en/manage/index