Columbia subject headings:
Courtly love--Congresses.
Courtly love.
Literature, Medieval--Congresses.
Harvard subject headings:
Courtly love in literature.
Courtly love--Congresses.
Courtly love.
Literature, Medieval--History and criticism
Literature, Medieval--History and criticism--Congresses
Princeton subject headings:
Courtly love--Congresses.
Literature, Medieval--History and criticism--Congresses.