KAEPPELI O. P., T. Predigten am päpstlichen Hof von Avignon . Archivum Fratrum Praedicatorum, [S. l.], v. 19, p. 388–393, 1949. Disponível em: https://heyjoe.fbk.eu/index.php/afp/article/view/8247. Acesso em: 13 giu. 2026.