https://witchcraftandwitches.com/witchcraft/trials-loudun/
https://mysteriousuniverse.org/2019/03/the-curious-case-of-the-demon-possessed-nuns-of-loudun/
https://occult-world.com/loudun-possessions/
http://weekinweird.com/2013/03/22/fox-hen-house-ghastly-possession-nuns-loudun/
https://thepsychologist.bps.org.uk/volume-27/edition-2/looking-back-possessions-loudun
https://en.wikipedia.org/wiki/Urbain_Grandier
https://en.wikipedia.org/wiki/Loudun_possessions
https://en.wikipedia.org/wiki/Cardinal_Richelieu