Josu Doncel Vicente Javier Mikel Olaso Raquel Justo Víctor G. Guijarrubia Alicia Pérez M. Inés Torres A Multimodal Dialogue Interface. 266-267 2010 DEXA Workshops http://doi.ieeecomputersociety.org/10.1109/DEXA.2010.80 conf/dexaw/2010 db/conf/dexaw/dexaw2010.html#VicenteOJGPT10