Author
- Adam of Bockenfield1
- Al-Biruni1
- Al-Khatib al-Baghdadi1
- Albertanus of Brescia1
- Alfonso X of Castile and Leon1
- Baghawī, al-Ḥusayn ibn Masʻūd, -1117?1
- Bakbars al-Turkī1
- Basil of Caesarea1
- Biccherna1
- Città di Castello1
- Clement IV1
- Fakhr al-Din al-Razi1
- General council of Guelfs1
- Geoffrey of Monmouth1
- Guillaume de Rennes1
- Heinrich IV. von Württemberg1
- Hugh of Fouilloy1
- Hugh of Saint Victor1
- Ibn Daqiq al-Eid1
- Ibn Khalawayh1