Work in progress: Extending a LMS with social capabilities: Integrating Moodle into Facebook - Caminero, A.C.; Ros, S.; Robles-Gomez, A.; Tobarra, L.; Hernandez, R.; Pastor, R.; Rodriguez-Artacho, M.; Cristobal, E.S.; Martin, S.; Tawfik, M. (Proceedings - Frontiers in Education Conference, FIE, 2012)