Columbia subject headings:
Church history--Middle Ages, 600-1500--Congresses.
Conciliar theory--Congresses.
Councils and synods, Ecumenical--Congresses.
Harvard subject headings:
Church history--15th century--Congresses.
Conciliar theory--History of doctrines--Middle Ages, 600-1500--Congresses.
Conciliar theory--History--Congresses.
Council of Basel (1431-1449 : Basel, Switzerland)--Congresses.
Councils and synods, Plenary--History--Congresses.
Councils and synods--History--To 1500--Congresses.
Eugene IV, Pope, 1383-1447--Congresses.
Felix V, Antipope, 1383-1451--Congresses.
Papacy--History--1378-1447--Congresses.
Princeton subject headings: