@InProceedings{misu-EtAl:2011:SIGDIAL2011,
  author    = {Misu, Teruhisa  and  Mizukami, Etsuo  and  Shiga, Yoshinori  and  Kawamoto, Shinichi  and  Kawai, Hisashi  and  Nakamura, Satoshi},
  title     = {Toward Construction of Spoken Dialogue System that Evokes Users' Spontaneous Backchannels},
  booktitle = {Proceedings of the SIGDIAL 2011 Conference},
  month     = {June},
  year      = {2011},
  address   = {Portland, Oregon},
  publisher = {Association for Computational Linguistics},
  pages     = {259--265},
  url       = {http://www.aclweb.org/anthology/W11-2028}
}