@article {602,
	title = {Co-evolving predator and prey robots},
	journal = {Adaptive Behavior},
	volume = {20},
	year = {2011},
	month = {December 2011},
	pages = {10-15 },
	author = {Stefano Nolfi,}
}
@book {706,
	title = {Evolutionary robotics: The biology, intelligence, and technology of self-organizing machines},
	series = { Intelligent Robotics and Autonomous Agents series},
	year = {2004},
	publisher = {Mit Press, 2004},
	organization = {Mit Press, 2004},
	issn = {0262640562},
	author = {Dario Floreano, and Stefano Nolfi,}
}
@book {419,
	title = {Evolutionary Robotics: The Biology, Intelligence, and Technology of Self-Organizing Machines},
	year = {2004},
	publisher = {Bradford Company Scituate, MA, USA {\textcopyright}2004 },
	organization = {Bradford Company Scituate, MA, USA {\textcopyright}2004 },
	isbn = {ISBN:0262640562 },
	author = {Stefano Nolfi, and Dario Floreano,}
}
