Dialogue Behaviour under High Cognitive Load Jessica Villing author 2009-09 text Proceedings of the SIGDIAL 2009 Conference Patrick Healey editor Roberto Pieraccini editor Donna Byron editor Steve Young editor Matthew Purver editor Association for Computational Linguistics London, UK conference publication villing-2009-dialogue https://aclanthology.org/W09-3947/ 2009-09 322 325