@inproceedings {conf/smc/PallisAVP04,
	title = {A probabilistic validation algorithm for Web users{\textquoteright} clusters},
	booktitle = {SMC (5)},
	year = {2004},
	pages = {4129-4134},
	publisher = {IEEE},
	organization = {IEEE},
	isbn = {0-7803-8566-7},
	author = {Pallis, George and Angelis, Lefteris and Athena Vakali and Pokorny, Jaroslav}
}