Enhancing classroom lectures with digital sliding blackboards. - Guido Rößling; Christoph Trompler; Max Mühlhäuser; Susanne Köbler; Susanne Wolf (ITiCSE, 2004)

Evaluation of digital interaction support in a large scale lecture. - Henning Bär; Guido Rößling; Susanne Köbler; Michael Deneke (IADIS AC, 2005)