Dunham, Samuel Astley (1839). History of Denmark, Sweden, and Norway. London: Longman, Orme, Brown, Green & Longmans and John Taylor. pp. xxvii. 1047 Magnus I Norway.
of Montecassino, Amatus (2004). Loud, Graham A. (ed.). The History of the Normans. Translated by Dunbar, Prescott N. Woodbridge, England and Rochester, NY: Boydell Press. pp. 86–87. ISBN9781843830788.
A.S (2014). "Benedict IX (1032 - 1044, 1045, 1047 - 1048)". A Corrupt Tree: An Encyclopaedia of Crimes committed by the Church of Rome against Humanity and the Human Spirit. Vol. I: The Unholy Popes and the Debasement of Western Civilization. Bloomington, IN: Xlibris Corporation. p. 169. ISBN9781483665375.
Waßenhoven, Dominik (2011). "Swaying Bishops and the Succession of Kings". In Körntgen, Ludger; Waßenhoven, Dominik (eds.). Patterns of Episcopal Power: Bishops in Tenth and Eleventh Century Western Europe. Prinz-Albert-Forschungen. Vol. 6. Berlin and Boston: Walter de Gruyter. p. 105. ISBN9783110262032.
Williams, Ann (2012). "The Piety of Earl Godwine". In Bates, David (ed.). Anglo-Norman Studies XXXIV: Proceedings of the Battle Conference 2011. Woodbridge, England: Boydell Press. p. 247. ISBN9781843837350.
McKitterick, Rosamond; Fouracre, Paul; Reuter, Timothy; Luscombe, David Edward; Abulafia, David; Riley-Smith, Jonathan; Allmand, C. T.; Jones, Michael (1995). "Hungary in the Eleventh and Twelfth Centuries by Nora Berend". The New Cambridge Medieval History. Vol. IV - c. 1024 - c. 1198. Cambridge, England and New York: Cambridge University Press. p. 309. ISBN9780521414111.
Palgrave, Inglis (1919). Palgrave, R. H. Inglis (ed.). The History of Normandy and of England. The Collected Historical Works of Sir Francis Palgrave, K.H. Vol. II. Cambridge: Cambridge University Press Archive. p. 540.
Smith, Paul J. (1997). "The Great State of White and High: Buddhism and State Formation in Eleventh-Century Xia (review)". China Review International. 4 (2): 380–385. doi:10.1353/cri.1997.0138. ISSN1527-9367.
Baxter, Stephen (December 1, 2007). "MS C of the Anglo-Saxon Chronicle and the Politics of Mid-Eleventh-Century England". The English Historical Review. CXXII (499): 1189–1227. doi:10.1093/ehr/cem322. ISSN0013-8266.
Douglas, David (1957). "I. The Norman Episcopate before the Norman Conquest". Cambridge Historical Journal. 13 (2): 101–115. doi:10.1017/S1474691300000159. ISSN2051-9818.
ROGERS, MICHAEL C. (1961). "The Regularizaron of Koryŏ-Chin Relations (1116-1131)". Central Asiatic Journal. 6 (1): 51–84. ISSN0008-9192. JSTOR41926493.
ROGERS, MICHAEL C. (1961). "The Regularizaron of Koryŏ-Chin Relations (1116-1131)". Central Asiatic Journal. 6 (1): 51–84. ISSN0008-9192. JSTOR41926493.
Smith, Paul J. (1997). "The Great State of White and High: Buddhism and State Formation in Eleventh-Century Xia (review)". China Review International. 4 (2): 380–385. doi:10.1353/cri.1997.0138. ISSN1527-9367.
Baxter, Stephen (December 1, 2007). "MS C of the Anglo-Saxon Chronicle and the Politics of Mid-Eleventh-Century England". The English Historical Review. CXXII (499): 1189–1227. doi:10.1093/ehr/cem322. ISSN0013-8266.
Douglas, David (1957). "I. The Norman Episcopate before the Norman Conquest". Cambridge Historical Journal. 13 (2): 101–115. doi:10.1017/S1474691300000159. ISSN2051-9818.