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Henry H. Howorth. "The Ethnology of Germany. Part 3: The Migration of the Saxons ." The Journal of the Anthropological Institute of Great Britain and Ireland, Vol. 7. 1878. pp. 293–320.

Dahmus, Joseph Henry. Seven Medieval Queens. 1972.

St. Gregory of Tours. The History of the Franks, Volume II: Text. Trans. by Ormonde Maddock Dalton. Clarendon Press: 1967.

Decem Libri Historiarum: Books 1-10.  Translated by Ernest Brehaut. Available at Medieval Sourcebook.