Maristella Agosti Giorgio Maria Di Nunzio Nicola Ferro Scientific Data of an Evaluation Campaign: Do We Properly Deal with Them? 11-20 2006 conf/clef/2006 CLEF http://dx.doi.org/10.1007/978-3-540-74999-8_2 db/conf/clef/clef2006.html#AgostiNF06