The Undead Nuisance of Buckingham (sources)
- "Of the prodigy of the dead man, who wandered about after burial," by William of Newburgh, tranlated by Joseph Stevenson, Chapter 22 of Historia Rerum Anglicarum, Vol. 5, 1861 London, England. Online: https://sourcebooks.fordham.edu/basis/williamofnewburgh-five.asp#22
- "William of Newburgh," page in the Wikipedia website, viewed 9-18-2017. Online: https://en.wikipedia.org/wiki/William_of_Newburgh
- "Feast of the Ascension," page in the Wikipedia website, viewed 10-27-2017. Online: https://en.wikipedia.org/wiki/Feast_of_the_Ascension