1. Hildegard of Bingen, Selected Writings, trans. Mark Atherton (London, 2001), p. 66.
2. Cited in John D. Cotts, The Clerical Dilemma: Peter of Blois and Literate Culture in the Twelfth Century (Washington, DC, 2009), pp. 121–122.
3. Hugh of St Victor, De tribus diebus, ed. Dominque Poirel, CCCM 177 (Turnhout, 2002), p. 31.
4. Chrétien de Troyes, Lancelot: The Knight of the Cart, trans. Burton Raffel (New Haven, CT and London, 1997), pp. 12–13.
5. Fulcher of Chartres, Chronicle, in Edward Peters (ed.), The First Crusade: The Chronicle of Fulcher of Chartres and Other Source Materials, 2nd edn (Philadelphia, PA, 1998), pp. 281–282.