Internet. Library of Congress Authorities : http://authorities.loc.gov/cgi-bin/Pwebrecon.cgi?DB=local&PAGE=First
Studia Gratiana : Post octava decreti saecularia auctore consilio commemorationi Gratianae
instruendae edita / curantibus Jos. Forchielli, Alph. M. Stickler. X, Thomae Diplovatatii
Liber de Claris iuris consultis pars posterior / curantibus Fritz Schulz, Hermann
Kantorowicz, Giuseppe Rabotti.- Bononiae : Institutum gratianum,1968