Lang, Arabella (14 January 2013). "Norway's relationship with the EU". House Of Commons Library. parliament.uk. Archived from the original on 11 May 2016. Retrieved 14 May 2016.
Lang, Arabella (14 January 2013). "Norway's relationship with the EU". House Of Commons Library. parliament.uk. Archived from the original on 11 May 2016. Retrieved 14 May 2016.