Rybarczyk, Yves, Tiago Cardoso, João Rosas, and Luis M. Camarinha-Matos Innovative and Creative Developments in Multimodal Interaction Systems: 9th Ifip Wg 5.5 International Summer Workshop on Multimodal Interfaces, Enterface 2013, Lisbon, Portugal, July 15-August 9, 2013, Proceedings. Springer, 2014.