TY - JOUR AU - De Asúa, Miguel PY - 2000 SN - 0211-9536 UR - https://hdl.handle.net/10481/78540 AB - The dicta from medical and philosophical authorities appearing in commentaries on the Isagoge of Johannitius may be classified according to the different roles they play in the exposition of the text. This paper establishes that the opinions of the... LA - eng PB - Universidad de Granada TI - Peter of Spain’s Handling of Authorities in his Commentary on the Isagoge of Johannitius ER -