00635naa#a2200193#i#450# EN\INFRA-M\bibl\22493 20250118204600.6 2500-0527 20180730b2018####ek#y0engy0150####ca RUS RU A phenomenon of the center and the periphery areas within the European Union Journal article Moscow INFRA-M Academic Publishing LLC. 2018 14 с. Journal article local Экономика. Экономические науки. 33 RUS Gorbatenko Elena Yur'evna Carev Sergey Petrovich naukaru.ru