Columbia subject headings:
Bilingualism--Ukraine.
Language policy--Ukraine.
Russian language--Ukraine.
Ukrainian language--Political aspects.
Harvard subject headings:
Language policy--Ukraine.
Russification--Ukraine.
Ukrainian language--20th century--History.
Ukrainian language--Dictionaries--Polish.
Princeton subject headings:
Language policy--Ukraine--History--Sources.
Russification--Ukraine--History--Sources.
Ukrainian language--20th century--History--Sources.