A. Hub, S. Kombrink, K. Bosse, und T. Ertl. Proceedings of the California State University, Northridge Center on Disabilities' 22nd Annual International Technology and Persons with Disabilities Conference (CSUN 2007); March 19-24; Los Angeles, CA, USA, (2007)
B. Schmitz, A. Györkös, und T. Ertl. Computers Helping People with Special Needs. 12th International Conference, ICCHP 2010, Proceedings, 7383, Springer, (2012)
S. Metzger, M. Stoll, K. Hose, und R. Schenkel. Proceedings of ACM International Conference on Information and Knowledge Management - Demonstrations (CIKM 2012), 2012, (2012)