Mitchell, Stephen A. “Witchcraft Persecutions in the Post-Craze Era: The Case of Ann Izzard of Great Paxton, 1808.” Western Folklore, vol. 59, no. 3/4, 2000, pp. 304–328.
The Story of Ann Izzard, St Neots Museum, https://www.stneotsmuseum.org.uk/articles/ann-izzard-witch-st-neots.
THE GREAT NOISE – THE STORY BEHIND EASTER PÅSK IN SWEDEN, The Heartlander Overseas, https://heartlanderoverseas.wordpress.com/2017/11/27/the-great-noise-the-story-behind-easter-pask-in-sweden.
Glad påsk – What Swedish Easter is all about, Study in Stockholm, https://www.studyinstockholm.se/articles/glad-pask-what-swedish-easter-is-all-about.
VALBORG – WALPURGIS EVE, Sweden.Se, https://sweden.se/culture-traditions/valborg.
FINSPÅNG WITCH TRIAL, World Heritage Encyclopedia, http://community.worldheritage.org/articles/Finsp%C3%A5ng_witch_trial.
Bewitched: 5 Real Witches in History, Biography, https://www.biography.com/news/real-witches-in-history.
The Torsåker Witch Trial of 1675 and the Clergyman Hornaues, Hans Hogman, https://web.archive.org/web/20021204175204/http:/www.algonet.se/~hogman/witch%20trial.htm.
Bålberget Memorial, Atlas Obscura, https://www.atlasobscura.com/places/balberget-pyre-mountain-memorial.
Beyond Salem: 6 Lesser-Known Witch Trials, History, https://www.history.com/news/beyond-salem-6-lesser-known-witch-trials.