Innovative approaches for learning and knowledge sharing : First European Conference on Technology Enhanced Learning, EC-TEL 2006, Crete, Greece, October 1-4, 2006 : proceedings 2026-02-15T22:33:35+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Nejdl, Wolfgang; Tochtermann, Klaus (Lecture notes in computer science,, 2006)