Anton Nijholt Dennis Reidsma Herwin van Welbergen Rieks op den Akker Zsófia Ruttkay Mutually Coordinated Anticipatory Multimodal Interaction. 70-89 2007 COST 2102 Workshop (Patras) http://dx.doi.org/10.1007/978-3-540-70872-8_6 conf/cost/2007p db/conf/cost/cost2007p.html#NijholtRWAR07