https://charleyproject.org/case/helen-ann-morgan

https://gbi.georgia.gov/cases/missing-persons/helen-ann-morgan

https://www.doenetwork.org/cases/7dfga.html

https://www.reddit.com/r/UnresolvedMysteries/comments/4h944h/helen_ann_morgan/

https://www.websleuths.com/forums/threads/ga-helen-ann-morgan-26-lamar-county-13-may-1984.364518/

https://wgxa.tv/news/local/we-need-that-closure-investigators-hope-for-new-leads-in-lamar-county-cold-cases

https://pikecountygeorgia.com/johnson-case-rene-hood-chamblee/

https://gbi.georgia.gov/cases/unsolved-homicide/donna-ogletree-johnson

https://www.websleuths.com/forums/threads/ga-donna-ogletree-johnson-28-barnesville-16-jul-1984.314703/

https://barnesville.com/35-years-after-torturous-murder-donna-johnson-probe-goes-on/

https://pikecountygeorgia.com/new-information-in-johnson-murder-case-publics-help-sought/