1. M. Lange, Harriet Backer, first ed., Gyldendal, Oslo, 1995. https://bokelskere.no/bok/harriet-backer/147820/.
2. Harriet Backer: the artist’s paint tubes in Uvdal stave church and her corresponding paintings;Kutzke,2018
3. Fortidsminneforeningen - Urnes Stave Church, (2022). https://fortidsminneforeningen.no/en/museum/urnes-stave-church/%0A.
4. Urnes Stave Church - UNESCO World Heritage Centre, (2022). https://whc.unesco.org/en/list/58/%0A.
5. Unveiling Harriet Backer: ICP–OES study for the characterisation of the colour tubes from her original paint box;Caruso;Herit. Sci.,2019