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Positioning and Navigation: Services for open educational practices
Author(s) -
Marco Kalz,
Hendrik Drachsler,
Jan van Bruggen,
Hans Hummel,
Rob Koper
Publication year - 2007
Publication title -
hal (le centre pour la communication scientifique directe)
Language(s) - English
Resource type - Conference proceedings
Subject(s) - computer science , location based service , telecommunications

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