Columbia subject headings:
Harvard subject headings:
Kuril Islands (Russia)--International status.
Russian Far East (Russia)--Economic policy
Sakhalin (Sakhalinskai︠a︡ oblastʹ, Russia)--Economic conditions.
Princeton subject headings:
Kuril Islands--International status.
Russian Far East (Russia)--Economic policy.
Sakhalin (Sakhalinskai︠a︡ oblastʹ, Russia)--Economic conditions.