Gai Institutiones ad Codicis Veronensis apographum studemundianum novis curis auctum in usum scholarum - Studemund, Wilhelm. (OLS)http://semarc/name/3261; Krüger, Paul, <1840-1926>. (OLS)http://semarc/name/3259 (Collectio librorum iuris anteiustiniani in usum scholarum)