arXiv 2004-07-31 EN Semantic Linking - a Context-Based Approach to Interactivity in Hypermedia Engelhardt, Michael · Schmidt, Thomas C.
arXiv 2004-07-31 EN Hypermedia Learning Objects System - On the Way to a Semantic Educational Web Engelhardt, Michael · Kárpáti, Andreas · Rack, Torsten · Schmidt, Ivette +1
