FORTE O.P., S. L. John Colonna O.P. Life and writings (1298-c. 1340). Archivum Fratrum Praedicatorum, [S. l.], v. 20, p. 369–414, 1950. Disponível em: https://heyjoe.fbk.eu/index.php/afp/article/view/8571. Acesso em: 19 giu. 2026.