@book{30427,
	author = {ArgMAS 2004 and Rahwan, Iyad.},
	title = {Argumentation in multi-agent systems :},
	publisher = {Springer,},
	year = {2005.},
	series = {Lecture notes in computer science. Lecture notes in artificial intelligence,},
	address = {Berlin},
	note = {Papers presented at a workshop held at Columbia University, New York in July 2004.}
}