Columbia subject headings:
Monasteries--Spain--History--To 1500.
Monasticism and religious orders--Spain--History--Middle Ages, 600-1500--Congresses.
Harvard subject headings:
Catholic Church--Spain--History--Congresses.
Monasteries--Spain--History--To 1500--Congresses.
Monasticism and religious orders--Spain--History--Middle Ages, 600-1500--Congresses.
Spain--Church history--Congresses.
Princeton subject headings:
Monasteries--Spain--History--To 1500.
Monasticism and religious orders--Spain--History--Middle Ages, 600-1500--Congresses.