Columbia subject headings:
Art, Medieval--Soviet Union.
Kievan Rus--History--862-1237.
Russia--Kings and rulers.
Slavs--History.
Harvard subject headings:
Kievan Rus--History.
Russia--History--To 1533.
Slavs, Eastern--History.
Ukraine--History--To 1648.
Princeton subject headings:
Kievan Rus--History.
Slavs, Eastern--History.