- See Victoria County History, Berkshire; Joseph Stevenson, Chronicon Monasterii de Abingdon, A.D.
- His other writings include the Gesta abbatum monasterii S.
- The chief sources for his life are the "Chronica monasterii Casinensis," in the Mon.
- Of the Registra quorundam abbatum monasterii S.
- The events of his first abbacy are narrated in the Annales monasterii S.