Источники информации:
документальные фильмы:
Unsolved Mysteries (episode 'Lady in the Lake'),
Dateline Detroit: Secrets of a Small Town
статьи:
https://www.freep.com/story/news/local/michigan/wayne/2016/01/24/grosse-pointe-womans-death-still-a-mystery/78872962/
https://screenrant.com/unsolved-mysteries-joann-romain-family-feud-inheritance-details/
https://www.oprahdaily.com/entertainment/a34347624/joann-romain-unsolved-mysteries-theories/