00503naa#a2200169#i#450# EN\RIOR\bibl\7049 20240504024138.6 2409-6024 20150831b2015####ek#y0engy0150####ca RUS RU Analysis of sustainability for socio-economic systems of the Russian Federation regions Journal article Moscow Publishing Center RIOR 2015 8 с. Journal article local Lukina Anastasiya riorpub.com