Columbia subject headings:
Harvard subject headings:
Russia (Federation)--History.
Russia (Federation)--Relations--Ukraine.
Russia--History.
Ukraine--History--1917-
Ukraine--History.
Ukraine--Relations--Russia (Federation)
Ukrainians--Russia (Federation)--History.
Princeton subject headings:
Russia (Federation)--History.
Russia (Federation)--Relations--Ukraine.
Russia--History.
Ukraine--History--1917-
Ukraine--History.
Ukraine--Relations--Russia (Federation).
Ukrainians--Russia (Federation)--History.