@inproceedings{CIG-2011-AshlockKR,
	author        = "Daniel Ashlock and Christopher Kuusela and Nicholas Rogers",
	booktitle     = "{Proceedings of the Seventh Conference on Computational Intelligence and Games}",
	doi           = "10.1109/CIG.2011.6031990",
	isbn          = "978-1-4577-0010-1",
	pages         = "63--70",
	publisher     = "{IEEE}",
	title         = "{Hormonal systems for prisoners dilemma agents}",
	year          = 2011,
}