;Litteratur
{{refbegin}}
* {{cite book |title= An Introduction to Anglo-Saxon England ''(Third Edition)'' |last= Blair, Peter Hunter   |year= 2003  |publisher=Cambridge University Press |location= Cambridge, UK and New York City, USA |isbn=978-0-521-53777-3 |no-pp=|ref=Bla03}}
* {{cite book |title= Scandinavian Scotland |last= Crawford, Barbara E.   |year= 1987 |publisher=Leicester University Press |location=Atlantic Highlands, New Jersey |isbn=978-0-7185-1282-8 |no-pp=|ref=Cra87}}
* {{Cite book |last=DeVries |first=Kelly |title=The Norwegian Invasion of England in 1066 |publisher=Boydell Press |location=Woodbridge, Suffolk |isbn=1-84383-027-2 |year=2003}}
* {{cite book |title= Vikings in Scotland: An Archaeological Survey |author1=Graham-Campbell, James  |author-link1=James Graham-Campbell|author2=Batey, Colleen E.    |name-list-style=amp |year= 1998 |publisher=Edinburgh University Press |location=Edinburgh |isbn=978-0-7486-0641-2 |no-pp=|ref=Gra98}}
* {{cite book |title= Viking Age England |last= Richards, Julian D. |author-link= Julian D. Richards |year= 1991 |publisher=B.T. Batsford and English Heritage |location= London |isbn=978-0-7134-6520-4 |no-pp=|ref=Ric91}}
* {{cite news|title= Vikings |last= Keynes, Simon   |year= 1999 |journal=The Blackwell Encyclopaedia of Anglo-Saxon England ''(Eds: Michael Lapidge, John Blair, Simon Keynes and Donald Scragg)'' |publisher=Blackwell |location=Oxford |pages=460–61|ref=Key99}}
* {{Cite book |last=Starkey |first=David |title=The Monarchy of England Volume I |url=https://archive.org/details/monarchyvol1earl0000star |location=London |year=2004 |publisher=Chatto & Windus |isbn=0-7011-7678-4|ref=star51}}
{{Refend}}
Historie