Columbia subject headings:
Mari El (Russia)--Antiquities.
Tombs--Russia (Federation)--Mari El.
Harvard subject headings:
Excavations (Archaeology)--Russia (Federation)--Mari El.
Excavations (Archaeology)--Russia (Federation)--Mariĭskai︠a︡ A.S.S.R.
Mari El (Russia)--Antiquities.
Princeton subject headings:
Mari El (Russia)--Antiquities.
Tombs--Russia (Federation)--Mari El.