Columbia subject headings:
Nationalists--Ukraine--Biography.
Ukraine--History--20th century.
Harvard subject headings:
Nationalism--Ukraine--History--20th century
Orhanizat︠s︡ii︠a︡ ukraïnsʹkykh nat︠s︡ionalistiv.
Ukraine--History, Military--20th century.
Ukraine--History--Autonomy and independence movements.
Ukraïnsʹka viĭsʹkova orhanizat︠s︡ii︠a︡
Princeton subject headings: