An affordance based model for gameplay

@Conference{digra365, title ="An affordance based model for gameplay", year = "2009", author = "Pinchbeck, Dan", publisher = "DiGRA", address = "Tampere", howpublished = "\url{https://dl.digra.org/index.php/dl/article/view/365}", booktitle = "Proceedings of DiGRA 2009 Conference: Breaking New Ground: Innovation in Games, Play, Practice and Theory"}