Columbia subject headings:
Galician literature--History and criticism--Congresses.
Troubadours--Congresses.
Harvard subject headings:
Civilization, Medieval, in literature--Congresses.
Portuguese poetry--To 1500--History and criticism--Congresses.
Troubadours--Portugal--Congresses.
Troubadours--Spain--Galicia (Region)--Congresses.
Princeton subject headings:
Portuguese poetry--To 1500--History and criticism--Congresses.
Troubadours--Portugal--Congresses.
Troubadours--Spain--Galicia (Region)--Congresses.