Laurence Marcellus Larson, Canute the Great: 995 – c. 1035 and the Rise of Danish Imperialism During the Viking Age, New York: Putnam, 1912, OCLC223097613, p. 257.
Edward A. Freeman, The History of the Norman Conquest of England: Its Causes and its Results, Volume 1 Oxford: Clarendon, 1867, p. 404, note 1.
Jim Bradbury, The Routledge Companion to Medieval Warfare, London: Routledge, 2004, ISBN0-415-22126-9, p. 125.
Philip J. Potter, Gothic Kings of Britain: The Lives of 31 Medieval Rulers, 1016–1399, Jefferson, North Carolina: McFarland, 2009, ISBN978-0-7864-4038-2, p. 12.
Herbert A. Grueber and Charles Francis Keary, A Catalogue of English Coins in the British Museum: Anglo-Saxon Series, Volume 2, London: Trustees [of the British Museum], 1893, p. lxxvii.
In the probably later heading to a 1027 letter sent to his English subjects: Rex totius Angliæ et Denemarciæ et Norreganorum et partis Suanorum, "King of all England and Denmark and Norway and part of Sweden". Freeman, p. 479, note 2.
Brita Malmer, "The 1954 Rone Hoard and Some Comments on Styles and Inscriptions of Certain Scandinavian Coins from the Early Eleventh Century", in Coinage and History in the North Sea World, c. AD 500–1200: Essays in Honour of Marion Archibald, ed. Barrie Cook and Gareth Williams, Leiden: Brill, 2006, ISBN90-04-14777-2, pp. 435–48, p. 443.
Henry Noel Humphreys, The Coinage of the British Empire: An Outline of the Progress of the Coinage in Great Britain and her Dependencies, From the Earliest Period to the Present Time, London: Bogue, 1855, OCLC475661618, p. 54.
Franklin D. Scott, Sweden: The Nation's History, 2nd ed. Carbondale: Southern Illinois University, 1988, ISBN0-8093-1489-4, pp. 25–26, listing Cnut's claim.
Benjamin T. Hudson, Viking Pirates and Christian Princes: Dynasty, Religion, and Empire in the North Atlantic, New York: Oxford University, 2005, ISBN978-0-19-516237-0, p. 119.
Jón Stefánsson, Denmark and Sweden: with Iceland and Finland, London: Unwin, 1916, OCLC181662877, p. 11: "Cnut's ideal seems to have been an Anglo-Scandinavian Empire, of which England was to be the head and centre".
Grueber and Keary, p. 6: "Though England had been conquered by the Dane she was really the centre of his Danish empire".
T. D. Kendrick, A History of the Vikings, New York: Scribner, 1930, repr. Mineola, New York: Dover, 2004, ISBN0-486-43396-X, p. 125: "Danish taxes were introduced, Danish laws imposed, and preference was everywhere given to Danish interests".
Grueber and Keary, p. 6: "But what more than anything else ruined these hopes, as they almost always ruined the hopes of extended Scandinavian rule, were the customs of inheritance which obtained among the northern nations".
Joseph Stevenson, ed. and tr., The Church Historians of England, volume 2 part 1, London: Heeleys, 1853, p. 96, entry for 1040.
Laurence Marcellus Larson, Canute the Great: 995 – c. 1035 and the Rise of Danish Imperialism During the Viking Age, New York: Putnam, 1912, OCLC223097613, p. 257.
Palle Lauring, tr. David Hohnen, A History of the Kingdom of Denmark, Copenhagen: Høst, 1960, OCLC5954675, p. 56.
Karen Larsen, A History of Norway, The American-Scandinavian Foundation, Princeton, New Jersey: Princeton University, 1948, repr. 1950, OCLC221615697, p. 104.
Henry Noel Humphreys, The Coinage of the British Empire: An Outline of the Progress of the Coinage in Great Britain and her Dependencies, From the Earliest Period to the Present Time, London: Bogue, 1855, OCLC475661618, p. 54.
Jón Stefánsson, Denmark and Sweden: with Iceland and Finland, London: Unwin, 1916, OCLC181662877, p. 11: "Cnut's ideal seems to have been an Anglo-Scandinavian Empire, of which England was to be the head and centre".
