Marcello Coiana Alex Conconi Laurence Nigay Michael Ortega Test-Bed for Multimodal Games on Mobile Devices. 75-87 2008 Fun and Games http://dx.doi.org/10.1007/978-3-540-88322-7_8 conf/fungames/2008 db/conf/fungames/fungames2008.html#CoianaCNO08