Columbia subject headings:
Arthurian romances--History and criticism--Congresses.
Literature, Medieval--History and criticism--Congresses.
Travel in literature--Congresses.
Harvard subject headings:
Literature, Medieval--History and criticism--Congresses
Princeton subject headings:
Arthurian romances--History and criticism--Congresses.
Literature, Medieval--History and criticism--Congresses.
Travel in literature--Congresses.