| Primary Source | Dante's Work | Book | Chapter / Poem | Paragraph / Verse |
|---|---|---|---|---|
| Decretales Gregorii IX | Convivio | 4 | 12 | 9 |
| Liber extra | Monarchia | 1 | 10 | 3 |
| Liber extra | Monarchia | 1 | 11 | 6 |
| Liber extra | Monarchia | 2 | 7 | 9 |
| Liber extra | Monarchia | 3 | 4 | 2 |
| Liber extra | Monarchia | 3 | 4 | 3 |
| Liber extra | Monarchia | 3 | 7 | 7 |