%0 Journal Article %T A conceptual annotation approach to indexing in a Web-based information system %A Bertino, Elisa %A Catania, Barbara %A Zarri, Gian %J NETNOMICS: Economic Research and Electronic Networking %V 2 %N 3 %P 247-264 %@ 1385-9587 %D 2004-10-20 %I Kluwer Academic Publishers %~ DeepDyve