@inproceedings{DiGRA-2007-Ferri,
	author        = "Gabriele Ferri 0001",
	booktitle     = "{Proceedings of the Fourth DiGRA International Conference: Situated Play}",
	ee            = "http://www.digra.org/digital-library/publications/narrating-machines-and-interactive-matrices-a-semiotic-common-ground-for-game-studies/",
	publisher     = "{Digital Games Research Association}",
	title         = "{Narrating machines and interactive matrices: a semiotic common ground for game studies}",
	year          = 2007,
}