Columbia subject headings:
Names, Geographical--Voronezh (Province)
Voronezhskai︠a︡ oblastʹ (Russia)--History.
Harvard subject headings:
Names, Geographical--Russia (Federation)--Voronezhskai͡a oblastʹ
Names, Geographical--Soviet Union--Voronezh (Province)
Voronezhskai︠a︡ oblastʹ (Russia)--History.
Princeton subject headings:
Names, Geographical--Russia (Federation)--Voronezhskai︠a︡ oblastʹ.
Voronezhskai︠a︡ oblastʹ (Russia)--History.