Berge, Andreas Kristoffer (11 February 2013). ""Ibba" forlater Vålerenga" (in Norwegian). Nettavisen. Archived from the original on 20 December 2013. Retrieved 11 February 2013.
Berge, Andreas Kristoffer (11 February 2013). ""Ibba" forlater Vålerenga" (in Norwegian). Nettavisen. Archived from the original on 20 December 2013. Retrieved 11 February 2013.
"Style of playing" (in Norwegian). vif-fotball.no. 6 April 2012. Archived from the original on 10 May 2012. Retrieved 6 April 2012.