McLeod, Shane (2011). "Warriors and women: the sex ratio of Norse migrants to eastern England up to 900 AD". Early Medieval Europe19 (3): 332–353. doi:10.1111/j.1468-0254.2011.00323.x.
Grammaticus, Saxo (2006-02-11). Killings, Douglas B. (ed.). The Danish History, Books I–IX (E-book) (in Latin). New York: Norroena Society (published 1905). பார்க்கப்பட்ட நாள் 2020-01-02.{{cite book}}: CS1 maint: unrecognized language (link)