Her er landslagsledelsens krav til Petter Northug - Sportsbibelen
Klæbo vs. Northug | Vlog 15 - YouTube
Northug, Three Germans to Skip FIS WCup in Otepaa | SkiTrax
Petter northug jr after 15 hi-res stock photography and images - Alamy
Nå gjør Northug som Dæhlie, Johaug og Traa
OakleySkiing on Instagram: “Petter Northug (@jantelov1) won four gold medals at the FIS World Championships in Falun, Swede… | World championship, Falun, Gold medal