Quests Design, Theory, and History in Gam
Jeff Howard
Newsgames
Bogost, Ian.,Ferrari, Simon.,Schweizer, Bobby.
Cybertext: Perspectives on Ergodic Literature
Espen J Aarseth
Yi Zhu Li Lun Zhi Nan ( etc.) (z-lib.org)
Wei Zhi
The Paradox of Transgression in Games
Torill Elvira Mortensen & Kristine Jørgensen