Columbia subject headings:
Harvard subject headings:
Kievan Rus--History.
Orthodox Eastern Church--Soviet Union--History.
Russia--Church history.
Russia--History--To 1533.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History.
Ukraine--Church history--10th century.
Princeton subject headings:
Christianity--Kievan Rus--History.
Kievan Rus--Church history.
Ukraine--Church history.