Columbia subject headings:
Tatarskai͡a A.S.S.R. (R.S.F.S.R.). Verkhovnyĭ Sovet.
Harvard subject headings:
Tatar A.S.S.R. Verkhovnyĭ sovet.
Princeton subject headings:
Tatarskai︠a︡ A.S.S.R. (R.S.F.S.R.). Verkhovnyĭ Sovet