Alfonsi, Petrus
lived 1062 - 1110
- Hilka, Alfons & Werner Söderhjelm, "Petri Alfonsi Disciplina Clericalis," I: Lateinischer Text, in Acta Societatis Scientiarum Fennicæ
- Constable, Olivia Remie, ed., Medieval Iberia: Readings from Christian, Muslim, and Jewish Sources
