leiden - Analysis of the abbreviated ID in Leiden BPL
id concordance - Table of
canons of complete Decretum, compared to Burchard, Tripartita,
Panormia, Collectio Britannica, collections of Paris Bibl. de l’Arsenal
713, and the "Harley" and Lincoln abbreviations.
idsource - Rough alphabetical list
The work is made available under the terms of the Creative Commons
Attribution-Share Alike 4.0 license , details of which may be found at CC attribution