Columbia subject headings:
Russia. Armii︠a︡--Archival resources.
Soviet Union--History--Revolution, 1917-1921--Sources.
Harvard subject headings:
Russia (Territory under White armies, 1918-1920)--Armed Forces--Archival resources.
Russia. Armii︠a︡--Archival resources.
Soviet Union--History--Revolution, 1917-1921--Sources.
Princeton subject headings:
Russia. Armii︠a︡--Archival resources.
Soviet Union--History--Revolution, 1917-1921--Sources.