Columbia subject headings:
Harvard subject headings:
Algarve (Portugal)--History--Sources.
Algarve (Portugal)--History.
Princeton subject headings:
Algarve (Portugal)--History.
Portugal--History--Afonso V, 1438-1481.
Portugal--History--Duarte, 1433-1438.
Portugal--History--John I, 1388-1433.
Portugal--History--John II, 1481-1495.
Portugal--History--Manuel I, 1495-1521.
Portugal. Cortes--History.