@inbook {3146,
	title = {Learning from user{\textquoteright}s behavior - A technique for personalized news search supporting result cashing},
	booktitle = {Information Extraction from the Internet},
	year = {2011},
	pages = { 177-196},
	publisher = {iConcept Press},
	organization = {iConcept Press},
	chapter = {11},
	author = {Christos Bouras and Vassilis Poulopoulos and Panagiotis Silintziris}
}
