Columbia subject headings:
Canon law--Influence--Congresses.
Law, Medieval--Congresses.
Law--Spain--History--To 1500--Congresses.
Legal documents--Europe--History--To 1500--Congresses.
Harvard subject headings:
Canon law--Influence--Congresses.
Law, Medieval--Congresses.
Law--Spain--History--To 1500--Congresses.
Legal documents--Europe--History--To 1500--Congresses.
Princeton subject headings:
Canon law--Influence--Congresses.
Law, Medieval--Congresses.
Law--Spain--History--To 1500--Congresses.
Legal documents--Europe--History--To 1500--Congresses.