Columbia subject headings:
Russians--Political activity--Foreign countries.
Harvard subject headings:
Russians--Foreign countries--Political activity.
Princeton subject headings:
Russia. Armii︠a︡--History--20th century.
Russians--Foreign countries--History--20th century.
Russians--Foreign countries--Political activity--History.
Russkiĭ obshche-voinskiĭ soi︠u︡z.
Soviet Union--Emigration and immigration.