Columbia subject headings:
Harvard subject headings:
Benedict XIII, Antipope, 1342-1423?--Congresses.
Europe--Church history--600-1500--Congresses.
Schism, The Great Western, 1378-1417--Congresses.
Sigismund, Holy Roman Emperor, 1368-1437--Congresses.
Princeton subject headings:
Benedict XIII, Antipope, 1342-1423?--Congresses.
Europe--Church history--600-1500--Congresses.
Europe--History--15th century--Congresses.
Papacy--History--1378-1447--Congresses.
Schism, The Great Western, 1378-1417--Congresses.
Sigismund, Holy Roman Emperor, 1368-1437--Congresses.