1. Hel in Early Norse Poetry’;Abram Christopher.;Viking and Medieval Scandinavia,2006
2. Abram, Christopher.. Myths of the Pagan North: The Gods of The Norsemen. London and New York: Continuum, 2011.
3. The Bundahišn
4. Bjarni Aðalbjarnarson, ed. Heimskringla I. Reykjavík: Hið íslenzka fornritafélag, 1941.
5. Björn K. Þórólfsson and Guðni Jónsson, eds. ‘Gísla saga Súrssonar’ [The saga of Gísli Súrsson]. In Vestfirðinga sögur. Gísla saga Súrssonar. Fóstbrœðra saga. Þáttr Þormóðar. Hávarðar saga ísfirðings. Auðunar þáttr vestfirzka. Þorvarðar þáttr krákunefs [Sagas of the Westfjords. The saga of Gísli Súrsson. The saga of the sworn brothers. Þormóð’s tale. The saga of Hávarðr of Ísafjörður. The tale of Auðun of the West Fjords. The tale of Thorvard Crow’s Beak]. Reykjavík: Hið íslenzka fornritafélag, 1943.