Liliane Esnault Amaury Daele Romain Zeiliger Bernadette Charlier Creating an Innovative Palette of Services for Communities of Practice with Participatory Design. 304-309 2009 EC-TEL http://dx.doi.org/10.1007/978-3-642-04636-0_29 conf/ectel/2009 db/conf/ectel/ectel2009.html#EsnaultDZC09