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L. P. Chizhova
Territorialʹnai︠a︡ sot︠s︡ialʹno-ėkonomicheskai︠a︡ different︠s︡iat︠s︡ii︠a︡ urovni︠a︡ zhizni naselenii︠a︡ v Rossiĭskoĭ Federat︠s︡ii