Gw mau tau Réferènsi dari Yakobus (rasul). Jelasin dalam bahasa jawa

Henry Chadwick, Priscillian of Avila. Oxford University Press, 1976.

Richard A. Fletcher, 1984. Saint James's Catapult : The Life and Times of Diego Gelmírez of Santiago de Compostela (Oxford University Press) (On-line text)