Abbreviations
| AKKR | Archiv für katholisches Kirchenrecht |
| BMCL | Bulletin of Medieval Canon Law |
| CCCOGD | Corpus Christianorum Conciliorum Oecumenicorum Generaliumque Decreta |
| Causa prima | first Causa in Sg |
| Comp. | Compilatio |
| edF | Emil Friedberg edition of the Decretum Gratiani |
| IP | Panormia |
| J3 | Jaffé, third edition |
| JL | Jaffé-Löwenfeld |
| MGH | Monumenta Germaniae Historica |
| MIC | Monumenta Iuris Canonici |
| A | Corpus Glossatorum |
| B | Corpus Collectionum |
| C | Subsidia |
| PL | Patrologia Latina |
| RDC | Revue de Droit Canonique |
| WH | Walther Holtzmann (and number) |
| ZRG.KA | Zeitschrift der Savigny-Stiftung für Rechtsgeschichte. Kanonistische Abteilung |
All internet references were last accessed on December 21, 2021.