Robbie Schaefer Steffen Bleul Wolfgang Mueller Dialog Modeling for Multiple Devices and Multiple Interaction Modalities. 39-53 2006 conf/tamodia/2006 TAMODIA http://dx.doi.org/10.1007/978-3-540-70816-2_4 db/conf/tamodia/tamodia2006.html#SchaeferBM06