00564naa#a2200169#i#450# EN\RIOR\bibl\48372 20250607193304.6 2500-1469 20220125b2022####ek#y0engy0150####ca RU Comparative assessment of economic security Russian regions bordering Ukraine Journal article Moscow Publishing Center RIOR 2022 4 с. Journal article local Экономика. Экономические науки. 33 Tolkunov Vladislav Aleksandrovich rusjm.ru