Counting barrels in Quake 4: affordances and homodiegetic structures in FPS worlds

@Conference{digra344, title ="Counting barrels in Quake 4: affordances and homodiegetic structures in FPS worlds", year = "2007", author = "Pinchbeck, Dan", publisher = "DiGRA", address = "Tampere", howpublished = "\url{https://dl.digra.org/index.php/dl/article/view/344}", booktitle = "Proceedings of DiGRA 2007 Conference: Situated Play"}