Crumlin-Pedersen, Ole (2002). The Skuldelev Ships I. The Viking Ship Museum and the National Museum of Denmark. Archived from the original on 2012-04-06. Retrieved 2012-04-10.
Crumlin-Pedersen, Ole (2002). The Skuldelev Ships I. The Viking Ship Museum and the National Museum of Denmark. Archived from the original on 2012-04-06. Retrieved 2012-04-10.