Conti, C., Contino, U., Farinelli G., Gargiulo,P., Marquadt L., Digital libraries and users: an Italian experience.Changes in academic users' attitudes, perceptions and the usage of study and research tools in a hybrid context. Paper presented at the Conference Toward a User- Centered Approach to Digital Libraries, organized by the University Library of Finland, Espoo 8-9 September 2003