We have been looking for this document on the Web. We think we have found the following, freely available version(s) of it: http://w5.cs.uni-sb.de/~dominik/um/papers/2-adaptive-webdienste/ardissono2001-system-for-news.pdfhttp://www.cs.aue.auc.dk/~legind/F8S_IR_kursus/IRsupplerende/Adaptive%20SA%20and%20FA/adaptivePersonalizedNews.pdfhttp://www.di.unito.it/~liliana/EC/aiComm01.pdfFor further information about this item go to:http://iospress.metapress.com/openurl.asp?genre=article&issn=0921-7126&volume=14&issue=3&spage=129