TANCREDUS:Summula de criminibus, ed. Fraher Richard:Tancred’s ‚Summula de criminibus’. A new text and a key to the ‘Ordo iudiciarius’, in:Bulletin of Medieval Canon Law, Vol. 9/ 1979, p.29-35.
TANCREDUS, Bononiensis:Summa quaestionum compendiosa, Heinrich von Köln, Urbino 1493.