H. Seidel. Informatik 2009: Im Focus das Leben, Beiträge der 39. Jahrestagung der Gesellschaft für Informatik e.V. (GI), volume P-154 of GI Edition: Lecture Notes in Informatics (LNI) -- Proceedings, page 5--14. Bonn, Gesellschaft für Informatik, (2009)
D. Kosmopoulos, P. Doliotis, V. Athitsos, and I. Maglogiannis. Distributed, Ambient, and Pervasive Interactions: Proc.\ of the First International Conference (DAPI 2013), Las Vegas, NV, USA, 8028, Springer, Heidelberg, (2013)
B. Jones, H. Benko, E. Ofek, and A. Wilson. Proceedings of the SIGCHI Conference on Human Factors in Computing Systems (CHI '13), Paris, France, page 869--878. New York, ACM, (2013)