Subject: Moral philosophy
Author of work: F. Petrarchus (Francesco Petrarca)
Title: De remediis utriusque fortunae
Subject: Philosophy
Author of work: Averroes
Title: De spmpno et vigilia, De longitudine et brevitate vitae, De generatione et corruptione
Subject: Canon Law
Author of work: Innocentius IV
Title: In Decretales
Subject: Philosophy
Author of work: Aristoteles
Title: De caelo et mundo