00529naa#a2200181#i#4500001001400000005001700014011001400031100004100045101000800086102000700094200007100101210007000172215001000242608002700252700002100279700002100300856002600321EN\\bibl\149020230326063945.7##a1993-7768##a20140315b2014####ek#y0engy0150####ca0#aRUS##aRU1#aTypology of Problem Regions in Russian and AbroadeJournal article1#aCHERKIZOVOcRussian State University of Tourism and Serviced2014##a4 с.##aJournal article2local#1aKrivkogSergey #1aTelenkovagOlga 4#aphilosoph.editorum.ru