Author
- Pseudo Bernard of Clairvaux1
- Pseudo-Andronicus of Rhodes1
- Pseudo-Bonaventure1
- Pseudo-Prosper1
- Ptolemy1
- Quodvultdeus1
- Rabanus Maurus1
- Richard de Saint-Laurent1
- Richard of Saint Victor1
- Robert Grosseteste1
- Robert Holkot1
- Robert Kilwardby1
- Roffredo Epifanio1
- Seigneury de Brousses1
- Seneca1
- Sensatus1
- Sidonius Apollinaris1
- Suetonius1
- Thomas of Cantimpré1
- Urban V1