Jonas Beskow Loredana Cerrato Björn Granström David House Mikael Nordenberg Magnus Nordstrand Gunilla Svanfeldt Expressive Animated Agents for Affective Dialogue Systems. 240-243 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3068&spage=240 2004 conf/ads/2004 ADS db/conf/ads/ads2004.html#BeskowCGHNNS04