Hongmei Wang Guoray Cai Alan M. MacEachren GeoDialogue: A Software Agent Enabling Collaborative Dialogues between a User and a Conversational GIS. 357-360 2008 ICTAI (2) http://dx.doi.org/10.1109/ICTAI.2008.15 conf/ictai/2008-2 db/conf/ictai/ictai2008-2.html#WangCM08