TV Time - Episode Comment

Ivar Ragnarsson: The Ruthless Viking Leader and Strategist - Viking Style

Vikings: Did the real Ivar the Boneless have children?, TV & Radio, Showbiz & TV

Alex Høgh Andersen: Vikings and the effects of playing Ivar the Boneless - ICON

Vikings) Ragnar & Ivar /// As Father As Son

Biography of Ivar the Boneless, Ragnar Lodbrok's son

Ivar the Boneless - Vikings Cast

Vikings' Season 4: Ragnar's Sons – The Hollywood Reporter

Hogh Andersen revels in role of ruthless Viking – Boston Herald

Harsh Are the Gods

What deformity was Ivar's 'son' born with in the Vikings (History Channel TV series) episode 'Baldur'? - Quora