Columbia subject headings:
Government ownership--Russia (Federation)--Kostromskai︠a︡ oblastʹ--History--Sources.
Industries--Russia (Federation)--Kostromskai︠a︡ oblastʹ--History--Sources.
Harvard subject headings:
Government ownership--Russia (Federation)--Kostromskai︠a︡ oblastʹ--History--Sources.
Industries--Russia (Federation)--Kostromskai︠a︡ oblastʹ--History--Sources.
Princeton subject headings: