Columbia subject headings:
Excavations (Archaeology)--Russia (Federation)--Oka River Valley (Kurskai͡a oblastʹ-Nizhegorodskai͡a oblastʹ)
Oka River Valley (Kurskai͡a oblastʹ-Nizhegorodskai͡a oblastʹ, Russia)--Antiquities.
Harvard subject headings:
Excavations (Archaeology)--Russia (Federation)--Oka River Valley (Kurskai︠a︡ oblastʹ-Nizhegorodskai︠a︡ oblastʹ)
Oka River Valley (Kurskai︠a︡ oblastʹ-Nizhegorodskai︠a︡ oblastʹ, Russia)--Antiquities.
Princeton subject headings:
Excavations (Archaeology)--Russia (Federation)--Oka River Valley (Kurskai︠a︡ oblastʹ-Nizhegorodskai︠a︡ oblastʹ).
Oka River Valley (Kurskai︠a︡ oblastʹ-Nizhegorodskai︠a︡ oblastʹ, Russia)--Antiquities.