https://library.college.police.uk/docs/J_Homicide_MII/J_Homicide_11.1.pdf
https://www.theguardian.com/uk-news/2014/oct/25/the-murderers-next-door
https://www.bbc.co.uk/news/uk-england-nottinghamshire-27807878
https://www.theguardian.com/uk-news/2014/jun/20/william-patricia-wycherley-murder-unnoticed-15-years
https://www.chad.co.uk/news/family-bid-farewell-reclusive-couple-who-vanished-2278330
https://www.bbc.co.uk/news/uk-england-nottinghamshire-27924098
https://www.dailymail.co.uk/news/article-2649608/Elderly-couple-shot-dead-daughter-son-law-buried-garden-tricked-relatives-15-years-believing-alive.html
https://www.dailymail.co.uk/news/article-2663618/Guilty-Woman-murdered-parents-buried-garden-16-years-ago-husbands-help.html
https://www.mirror.co.uk/news/gallery/susan-and-christopher-edwards-3730890
https://www.dailymail.co.uk/news/article-2507917/Daughter-son-law-elderly-couple-buried-garden-appear-court-charged-murders.html
https://www.bbc.co.uk/news/uk-england-nottinghamshire-31440482
https://allthatsinteresting.com/susan-edwards
https://www.thesun.ie/tv/6818889/landscapers-mansfield-murders-susan-christopher-edwards/
https://www.dailymail.co.uk/femail/article-10283757/The-surreal-suburban-murders-Olivia-Colmans-Landscapers.html
https://www.nottinghampost.com/news/local-news/flowers-never-seemed-grow-there-3757359
https://www.nottinghampost.com/news/history/susan-edwards-christopher-edwards-full-3698746
https://commons.wikimedia.org/wiki/File:G%C3%A9rard_Depardieu_(Berlin_Film_Festival_2010)_cropped.jpg