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Fraunhofer Institut für Integrierte Publikations-und Informationssysteme IPSI
Supporting Problem Based Learning by a Collaborative Virtual Environment: A Cooperative Hypermedia Approach
SCOPE: An Environment for Continuous Improvement Teams in Virtual Corporations
PBL-protocols: Guiding and controlling problem based learning processes in virtual learning environments
Supporting concurrent design by integrating information sharing and activity synchronization
A Rule-based Method to Shift between Learning Protocols