https://www.nzherald.co.nz/world/serial-killer-joanna-dennehy-launches-legal-bid-to-marry-lesbian-lover/DRIAN2PV5WSTOOAV7L7UG3HCYA/
https://en.wikipedia.org/wiki/Peterborough_ditch_murders
https://www.dailymail.co.uk/news/article-6273655/Serial-killer-Joanna-Dennehy-launches-legal-bid-marry-lesbian-fiancee-inside-jail.html
https://nypost.com/2019/01/10/family-warns-there-will-be-blood-if-serial-killer-marries-lesbian-lover-in-jail/
https://www.cambridge-news.co.uk/news/local-news/serial-killer-joanna-dennehy-suicide-15041687
https://www.theweek.co.uk/crime/57263/joanne-dennehy-what-makes-female-serial-killer-tick
https://web.archive.org/web/20140517120350/http://www.peterboroughtoday.co.uk/news/local/timeline-peterborough-triple-murder-investigation-and-trial-1-4966338
https://web.archive.org/web/20140517183820/http://www.peterboroughtoday.co.uk/news/local/murder-victim-s-car-was-found-burnt-out-near-country-farm-1-4986570
https://www.theguardian.com/uk-news/2014/feb/12/joanna-dennehy-murder-gary-stretch-leslie-layton
https://www.independent.co.uk/news/uk/crime/joanna-dennehy-gary-stretch-and-leslie-layton-found-guilty-offences-relating-her-murders-9124118.html
https://www.telegraph.co.uk/news/2016/05/26/serial-killer-joanna-dennehy-loses-human-rights-compensation-bid/
https://www.mirror.co.uk/news/uk-news/video-cctv-shows-serial-killer-3051372