An Overview of the EGEE Project -- Grid Computing Using Web Services Technologies -- Similarity Grid for Searching in Metric Spaces -- Organisation-Oriented Super-Peer Networks for Digital Libraries -- A Combined Hyperdatabase and Grid Infrastructure for Data Stream Management and Digital Library Processes -- The MINERVA Project: Towards Collaborative Search in Digital Libraries Using Peer-to-Peer Technology -- Distribution Alternatives for Superimposed Information Services in Digital Libraries -- Towards a Service-Oriented Architecture for the Adaptive Delivery of Heterogeneous Cultural Resources -- Analysis and Evaluation of Service Oriented Architectures for Digital Libraries -- A System Architecture as a Support to a Flexible Annotation Service -- A Service-Oriented Grid Infrastructure for Multimedia Management and Search -- StreamOnTheFly: A Network for Radio Content Dissemination -- Supporting Information Access in Next Generation Digital Library Architectures -- Query Trading in Digital Libraries -- Moving Digital Library Service Systems to the Grid.