Publikation
Christoph Stahl
In: Manfred Tscheligi (Hrsg.). Adjunct Proceedings of the 3rd European Conference on Ambient Intelligence. Workshop on Interaction Techniques and Metaphors in Assistive Smart Environment (INTTECH-09), located at 3rd European Conference on Ambient Intelligence (AmI 2009), November 18-21, Salzburg, Austria, ICT&S Center, 2009.