@inproceedings{VS-Games-2009-KoolwaaijWBL,
	author        = "Johan Koolwaaij and Martin Wibbels and Sebastian Böhm and Marko Luther",
	booktitle     = "{Proceedings of the First Conference in Games and Virtual Worlds for Serious Applications}",
	doi           = "10.1109/VS-GAMES.2009.21",
	isbn          = "978-0-7695-3588-3",
	pages         = "61--67",
	publisher     = "{IEEE Computer Society}",
	title         = "{ContextKing: Virtual Kingdoms in Real Life}",
	year          = 2009,
}