@InProceedings{rieser-poesio:2009:SIGDIAL,
  author    = {Rieser, Hannes  and  Poesio, Massimo},
  title     = {Interactive Gesture in Dialogue: a {PTT} Model},
  booktitle = {Proceedings of the SIGDIAL 2009 Conference},
  month     = {September},
  year      = {2009},
  address   = {London, UK},
  publisher = {Association for Computational Linguistics},
  pages     = {87--96},
  url       = {http://www.aclweb.org/anthology/W09-3912}
}