Paola Velardi Alessandro Cucchiarelli Michaël Petit A Semantically Enriched Competency Management System to Support the Analysis of a Web-based Research Network. 41-47 2007 conf/webi/2007 Web Intelligence http://dx.doi.org/10.1109/WI.2007.13 db/conf/webi/webi2007.html#VelardiCP07