@book {188,
	title = {Artificial Intelligence: Theories, Models and Applications 5th Hellenic Conference on AI},
	series = {Lecture Notes in Computer Science},
	volume = {5138},
	year = {2008},
	isbn = {978-3-540-87880-3},
	url = {http://www.springer.com/computer/artificial/book/978-3-540-87880-3},
	author = {J. Darzentas and G. Vouros and Arnellos, A and Vosinakis, S.}
}
