Columbia subject headings:
Harvard subject headings:
Argentina--Intellectual life--20th century--Congresses.
Argentina--Relations--Spain--Congresses.
Exiles--Latin America--History--20th century--Congresses.
Exiles--Spain--History--20th century--Congresses.
Spain--Relations--Argentina--Congresses.
Princeton subject headings:
Argentina--History--1910-1943.
Europe--History--1918-1945.
Latin America--History--1898-1948.