On the use of play theory in analyses of online public commentary - Caldwell, Marc (Communicatio, 2013)
https://katalog.adlr.link/Record/ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTA4MC8wMjUwMDE2Ny4yMDEzLjg2NDQ0OQ