อ้างอิง ของ ชาวไวกิง

  1. ↑ Peter Sawyer, The Viking Expansion, The Cambridge History of Scandinavia, Issue 1 (Knut Helle, ed., 2003), p.105.
  2. ↑ Lund, Niels (2001). "The Danish Empire and the End of the Viking Age", The Oxford Illustrated History of the Vikings. Ed. P. H. Sawyer. Oxford University Press, 2001, p. 167–181. ISBN 0-19-285434-8.
  3. ↑ The Royal Household, "Sweyn", The official Website of The British Monarchy, 15 March 2015, accessed 15 March 2015
  4. ↑ Lawson, M K (2004). "Cnut: England's Viking King 1016-35". The History Press Ltd, 2005, ISBN 978-0582059702.
  5. ↑ The Royal Household, "Canute The Great", The official Website of The British Monarchy, 15 March 2015, accessed 15 March 2015
  6. ↑ Badsey, S. Nicolle, D, Turnbull, S (1999). "The Timechart of Military History". Worth Press Ltd, 2000, ISBN 1-903025-00-1.
  7. ↑ "History of Northumbria: Viking era 866 AD–1066 AD" www.englandnortheast.co.uk.
  8. ↑ Toyne, Stanley Mease. The Scandinavians in history Pg.27. 1970.
  9. ↑ The Fate of Greenland's Vikings, by Dale Mackenzie Brown, Archaeological Institute of America, 28 February 2000
  10. ↑ Langmoen IA (4 April 2012). "The Norse discovery of America". Neurosurgery. 57: 1076–87, discussion 1076–87. PMID 16331154.
  11. ↑ Ross, Valerie (31 May 2011). "Climate change froze Vikings out of Greenland". Discover. Kalmback Publishing. สืบค้นเมื่อ 6 April 2013.
  12. ↑ Rurik Dynasty (medieval Russian rulers) Britannica Online Encyclopedia
  13. ↑ Hall, p. 98
  14. ↑ "Vikings' Barbaric Bad Rap Beginning to Fade". News.nationalgeographic.com. 28 October 2010. สืบค้นเมื่อ 21 May 2012.

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