Columbia subject headings:
Church and state--Russia--History.
Russia--Church history.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History.
Harvard subject headings:
Church and state--Russia--History
Philosophy, Russian.
Religion--Russia (Federation)
Russia--Church history.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History.
Princeton subject headings:
Church and state--Russia--History.
Russia--Church history.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History.