Columbia subject headings:
Nationalism--Ukraine.
Orhanizat︠s︡ii︠a︡ ukraïnsʹkykh nat︠s︡ionalistiv.
Poland--Relations--Ukraine.
Ukraine--Relations--Poland.
Ukrainians--Poland--History--20th century.
Ukraïnsʹka povstansʹka armii︠a︡.
World War, 1939-1945--Atrocities.
Harvard subject headings:
Nationalism--Ukraine
Operation Vistula, 1947.
Orhanizat︠s︡ii︠a︡ ukraïnsʹkykh nat︠s︡ionalistiv.
Poland--Relations--Ukraine
Ukraine--Relations--Poland.
Ukrainians--Poland--History--20th century.
Ukraïnsʹka povstansʹka armii︠a︡
World War, 1939-1945--Atrocities.
Princeton subject headings: