Francis Rousseaux Thomas Bouaziz <i>Collecting</i> or <i>Classifying</i>? 647-656 2005 conf/wm/2005lncs Wissensmanagement (LNCS Volume) http://dx.doi.org/10.1007/11590019_72 db/conf/wm/wm2005lncs.html#RousseauxB05a