Perpetrator
Josef Fritzl admits locking mother in bricked-up room at dungeon house
https://web.archive.org/web/20180212063105/http://www.telegraph.co.uk/news/3281656/Josef-Fritzl-admits-locking-mother-in-bricked-up-room-at-dungeon-house.htmlhttps://www.telegraph.co.uk/news/3281656/Josef-Fritzl-admits-locking-mother-in-bricked-up-room-at-dungeon-house.html
https://www.telegraph.co.uk/news/3281656/Josef-Fritzl-admits-locking-mother-in-bricked-up-room-at-dungeon-house.htmlWayback Machine - Wikipedia
https://en.wikipedia.org/wiki/Wayback_MachineAustria's Sex-Slave Father Tells His Side of the Story - TIME
https://web.archive.org/web/20081026025009/http://www.time.com/time/world/article/0,8599,1853330,00.htmlPage not found | TIME
http://www.time.com/time/world/article/0,8599,1853330,00.htmlJohn Glatt - Wikipedia
https://en.wikipedia.org/wiki/John_Glatt
History
Wayback Machine - Wikipedia
https://en.wikipedia.org/wiki/Wayback_MachineAustria's Sex-Slave Father Tells His Side of the Story - TIME
https://web.archive.org/web/20081026025009/http://www.time.com/time/world/article/0,8599,1853330,00.htmlPage not found | TIME
http://www.time.com/time/world/article/0,8599,1853330,00.html