Columbia subject headings:
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ zagranit︠s︡eĭ.
Soviet Union--Church history.
Harvard subject headings:
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ zagranit︠s︡eĭ.
Soviet Union--Church history.
Princeton subject headings: