1. Diplomatarium Danicum, ed. by C. A. Christensen and others (Copenhagen: Reitzel, 1938–2000)
2. Franz, Adolph, Die kirchlichen Benediktionen im Mittelalter, 2 vols (Freiburg: Herdersche Verlagshandlung, 1909)
3. Gesta abbatum Trudonensium, ed. by R. Koepke, in Monumenta Germaniae Historica, Scriptores, X (Hannover: Hahn, 1852), pp. 227–72
4. Knytlinga Saga. The History of the Kings of Denmark, trans. by Hermann Pálsson and Paul Edwards (Odense: Odense University Press, 1986)
5. Radulfo Nigri Chronica: The Chronicles of Ralph Niger, ed. by Robert Anstruther (London: Caxton, 1851)