Thorsnæs, Geir; Lundbo, Sten; Mæhlum, Lars, eds. (26 November 2024). "Larvik". Store norske leksikon (in Norwegian). Foreningen Store norske leksikon. Retrieved 11 October 2026.
Thorsnæs, Geir, ed. (22 August 2026). "Byer i Norge". Store norske leksikon (in Norwegian). Foreningen Store norske leksikon. Retrieved 27 August 2026.