1. Olav: En Dokumentar om Olav den Hellige og Arven han Etterlot Seg. Documentary. Directed by Stian Hansen. Olavsfestdagene, 2012.
2. Prima Veras saga om Olav den hellige. Feature Film. Directed by Herodes Falsk, and Harald Gunnar Paalgard. 1ste klasses film & video A/S, Mayco A/S, 1983.
3. Alvestad, Karl. “Den Nasjonale Olav: Bruk og misbruk av helgenkongens bilde mellom 1920 og 1945.” In Helgenkongen St. Olav i kunsten, edited by Øystein Ekroll, 191–214. Trondheim: Museumsforlaget, 2016.
4. ———. “Kings, Heroes and Ships: The Use of Historical Characters in Nineteenth- and Twentieth-Century Perceptions of the Early Medieval Scandinavian Past.” PhD diss., University of Winchester, 2016.
5. Bagge, Sverre. From Viking Stronghold to Christian Kingdom: State formation in Norway c. 900–1350. Copenhagen: Museum Tusculanum Press, 2010.