Tiziana Catarci Alan J. Dix Akrivi Katifori Giorgos Lepouras Antonella Poggi Task-Centred Information Management. 197-206 2007 conf/delos/2007 DELOS Conference http://dx.doi.org/10.1007/978-3-540-77088-6_19 db/conf/delos/delos2007.html#CatarciDKLP07