Peter of Auvergne's commentary on Aristotele's Categories edition, translation, and analysis - Andrews, Robert R.; Petrus de Arvernia 1240-1304
Cornell Univ., Diss. - Kopie, erschienen im Verl. UMI, Ann Arbor, Mich. - Komm. zu: Petrus <de Arvernia>: Commentary on Aristotle's Categories