00631naa#a2200193#i#4500001002200000003001700022005001700039011001400056100004100070101000800111102000700119200008300126210005100209215001000260608002700270675007100297700003000368856003900398EN\INFRA-M\bibl\16613/en/manage/index20250416053329.3##a2500-0527##a20170711b2017####ek#y0engy0150####ca0#aRUS##aRU1#aOn the problems and ways of increasing economic concentrationeJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2017##a4 с.##aJournal article2local##aЭкономика. Экономические науки. 33zRUS#1aBurganovgRais Abrarovich4#atest.editorum.ruu/en/manage/index