Columbia subject headings:
Harvard subject headings:
Executions and executioners--Russia (Federation)--Sakhalinskai︠a︡ oblastʹ.
Political persecution--Russia (Federation)--Sakhalinskai︠a︡ oblastʹ.
Sakhalinskai︠a︡ oblastʹ (Russia)--History--20th century--Sources.
Sakhalinskai︠a︡ oblastʹ (Russia)--History--20th century.
Princeton subject headings:
Executions and executioners--Russia (Federation)--Sakhalinskai︠a︡ oblastʹ.
Political persecution--Russia (Federation)--Sakhalinskai︠a︡ oblastʹ.
Sakhalinskai︠a︡ oblastʹ (Russia)--History--20th century--Sources.