Random to look into

https://rpgresearch.fandom.com/wiki/D20_System

cicamh.com/wp-content/uploads/2019/03/Janina-Scarlet-PhD-Keynote-Notes-View.pdf

https://www.researchgate.net/publication/255633042_Role-Playing_Games_The_State_of_Knowledge

https://guyintheblackhat.com/category/role-playing-games/immersive-gameplay/

http://analoggamestudies.org/the-team/authors-volume-3/

http://www.blackgreengames.com/thoughts/

https://docslide.net/download/link/digra-2013-rpg-handbook-workshop

https://gamingandbs.com/learning-new-game-gbs135/

https://skylandgames.wordpress.com/2012/11/

https://www.tanelorn.net/index.php?topic=70283.0

https://translate.google.com/translate?hl=en&sl=auto&tl=en&u=https%3A%2F%2Fwww.tanelorn.net%2Findex.php%3Ftopic%3D70283.0http%3A%2F%2F

http://www.blackdragongames.ca/educational-benefits

https://opensiuc.lib.siu.edu/kaleidoscope/vol12/iss1/6/

https://theblackbriars.wixsite.com/dndnbeyond/cognitive-benefits

https://theblackbriars.wixsite.com/dndnbeyond/social-aspects

http://www.theescapist.com/rpgpaper.htm#positive%20effects%20of%20gaming

https://greatergood.berkeley.edu/article/item/the_banality_of_heroism

https://geekandsundry.com/dungeons-dragons-as-therapy/

https://www.psychologytoday.com/us/blog/geek-pride/201009/the-appeal-fantasy-role-playing-games

https://www.newyorker.com/culture/culture-desk/dungeons-dragons-saved-my-life

http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-55022013000100012