Columbia subject headings:
Harvard subject headings:
Buri︠a︡tii︠a︡ (Russia)--Antiquities.
Excavations (Archaeology)--Russia (Federation)--Buri︠a︡tskai︠a︡ A.S.S.R.
Ivolga Site (Buri︠a︡tskai︠a︡ A.S.S.R., R.S.F.S.R.)
Princeton subject headings:
Ivolga (Ancient city)
Mongolia--Antiquities.