Columbia subject headings:
Harvard subject headings:
Ural Mountains Region (Russia)--History--20th century--Congresses.
World War, 1939-1945--Russia (Federation)--Ural Mountains Region--Congresses.
Princeton subject headings:
Ural Mountains Region (Russia)--History--20th century--Congresses.
World War, 1939-1945--Russia (Federation)--Ural Mountains Region--Congresses.