Columbia subject headings:
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--Congresses.
Russia (Federation)--Politics and government--Congresses.
Harvard subject headings:
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--Congresses.
Russia (Federation)--Politics and government--Congresses.
Princeton subject headings: