Columbia subject headings:
Church and state--Soviet Union.
Communism and religion.
Orthodox Eastern Church--Soviet Union.
Persecution--Soviet Union.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ.
Soviet Union--Church history.
Harvard subject headings:
Church and state--Soviet Union
Communism and religion.
Orthodox Eastern Church--Soviet Union.
Persecution--Soviet Union
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ
Soviet Union--Church history.
Princeton subject headings: