Un fragment inédit de l'Opus tertium de Roger Bacon - Duhem, Pierre, <1861-1916>. (OLS)http://semarc/name/22094; Bacon, Roger <ca. 1214-1294>. (OLS)http://semarc/name/20575 (Ex typ. Collegii S. Bonaventurae,, 1909)
Keywords: Filosofia - Testi - Sec. 13. (OLS)http://semarc/subject/6152