author={H. Gürkök and G. Hakvoort and M. Poel},
 title={Modality switching and performance in a thought and speech controlled computer game},
 booktitle={Proceedings of the 13th International Conference on Multimodal Interfaces (ICMI 2011)},
 editor={H. Bourlard and T.S. Huang and E. Vidal and D. Gatica-Perez and L.-P. Morency and N. Sebe},
 address={New York},
\footnote{This Unique BiBTeX-key-identifier is generated, because the author did not insert a value into the database}