M. Aehnelt, H. Diener, and A. Müller. Tagungsband 10.~Fachtagung Digital Engineering zum Planen, Testen und Betreiben technischer Systeme, 16.~IFF-Wissenschaftstage, page 139--146. Magdeburg, Fraunhofer-Institut für Fabrikbetrieb und -Automatisierung (IFF), (June 2013)
M. Aehnelt, H. Schulz, and B. Urban. Advances in Visual Computing: 9th International Symposium, ISVC 2013, Rethymnon, Crete, Greece, Proceedings, Part II, volume 8034 of Lecture Notes in Computer Science, Springer, Berlin, (2013)
A. Batliner, C. Hacker, M. Kaiser, H. Mögele, and E. Nöth. Proceedings of AVSP'07: International Conference on Auditory-Visual Speech Processing, Kasteel Groenendaal, Hilvarenbeek, The Netherlands, (2007)
Z. Cherif, A. Nait-Ali, J. Motsch, and M. Krebs. Proceedings of the19th IEEE Instrumentation and Measurement Technology Conference (IMTC 2002), Anchorage, AK, USA, 2, page 1029--1033. (2002)
T. Do, and D. Gatica-Perez. Proceedings of the 9th International Conference on Mobile and Ubiquitous Multimedia (MUM '10), Limassol, Cyprus, page 27:1-27:10. ACM, (2010)