Spoken Dialogue for Virtual Advisers in a semi-immersive Command and Control environment Dominique Estival author Michael Broughton author Andrew Zschorn author Elizabeth Pronger author 2003 text Proceedings of the Fourth SIGdial Workshop of Discourse and Dialogue conference publication estival-etal-2003-spoken https://aclanthology.org/W03-2110/ 2003 125 134