@inproceedings{AIIDE-2008-LankveldSR,
	author        = "Giel van Lankveld and Pieter Spronck and Matthias Rauterberg",
	booktitle     = "{Proceedings of the Fourth Artificial Intelligence and Interactive Digital Entertainment Conference}",
	ee            = "http://www.aaai.org/Library/AIIDE/2008/aiide08-042.php",
	isbn          = "978-1-57735-391-1",
	publisher     = "{The AAAI Press}",
	title         = "{Difficulty Scaling through Incongruity}",
	year          = 2008,
}