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A. Hub, and B. Schmitz. Proceedings of the California State University Northridge Center on Disabilities 24th Annual International Technology and Persons with Disabilities Conference (CSUN 2009)); March 16-21; Los Angeles CA USA, Online, (2009)
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B. Schmitz, A. Györkös, and T. Ertl. Computers Helping People with Special Needs. 12th International Conference, ICCHP 2010, Proceedings, 7383, Springer, (2012)
A. El-Safty, B. Schmitz, and T. Ertl. Computers Helping People with Special Needs. 14th International Conference, ICCHP 2014, 8548, Springer International Publishing, (2014)
B. Schmitz, and T. Ertl. Computers Helping People with Special Needs. 14th International Conference, ICCHP 2014, Proceedings, 8548, Springer International Publishing, (2014)