Columbia subject headings:
Felix V, Antipope, 1383-1451.
Savoy (France and Italy)--History.
Savoy (France and Italy)--Kings and rulers--Biography.
Harvard subject headings:
Felix V, Antipope, 1383-1451.
Savoy (France and Italy)--History.
Savoy (France and Italy)--Kings and rulers--Biography.
Princeton subject headings:
Felix V, Antipope, 1383-1451.
Italy--History--1268-1492.
Savoy (France and Italy)--History.
Savoy (France and Italy)--Kings and rulers--Biography.