@inbook {,
	title = {Efficiency of machine learning techniques in predicting students  performance in distance learning systems},
	booktitle = {Recent Advances in Mechanics and Related Fields},
	year = {2003},
	pages = {297-306},
	publisher = {University of Patras Press},
	organization = {University of Patras Press},
	author = {Sotiris Kotsiantis and Christos Pierrakeas and Ioannis Zaharakis and Panagiotis Pintelas}
}
