@inproceedings{rowe_ha_lester, title={Archetype-driven character dialogue generation for interactive narrative}, volume={5208}, booktitle={Intelligent virtual agents, proceedings}, author={Rowe, J. P. and Ha, E. Y. and Lester, J. C.}, pages={45–58} }
 @inproceedings{boyer_ha_wallis_phillips_vouk_lester, title={Discovering tutorial dialogue strategies with hidden Markov models}, volume={200}, booktitle={Artificial intelligence in education - building learnning systems that care: from knowledge representation to affective modelling }, author={Boyer, K. E. and Ha, E. Y. and Wallis, M. D. and Phillips, R. and Vouk, M. A. and Lester, J. C.}, pages={141–148} }