2: Venerabilis inceptoris Guillelmi de Ockham Expositionis in libros artis logicae prooemium et Expositio in librum Porphyrii de predicabilibus - Gambatese, Angel. (OLS)http://ftis/name/83379; Boehner, Philotheus. (OLS)http://ftis/name/83377; Moody, Ernst A. (OLS)http://ftis/name/83378; Brown, Stephen. (OLS)http://ftis/name/83211; Gál, Gedeon. (OLS)http://ftis/name/83210 (Opera philosophica, 1978)