↑ Gerli, E. Michael. Medieval Iberia, Routledge, 2013ISBN 9781136771613
↑ Gerli, E. Michael. Medieval Iberia, Routledge, 2013ISBN 9781136771613
↑ Gerli, E. Michael. Medieval Iberia, Routledge, 2013ISBN 9781136771613
1 2 3 One or more of the preceding sentences incorporates text from a publication now in the public domain: Hannay, David (1911). "Alphonso s.v. Alphonso I.". In Chisholm, Hugh. Encyclopædia Britannica. 1 (11th ed.). Cambridge University Press. p. 733.
