@inproceedings{CIG-2009-HoornTS,
	author        = "Niels van Hoorn and Julian Togelius and Jürgen Schmidhuber",
	booktitle     = "{Proceedings of the Fifth Symposium on Computational Intelligence and Games}",
	doi           = "10.1109/CIG.2009.5286463",
	isbn          = "978-1-4244-4814-2",
	pages         = "294--301",
	publisher     = "{IEEE}",
	title         = "{Hierarchical controller learning in a First-Person Shooter}",
	year          = 2009,
}