@InProceedings{rotaru-litman:2009:SIGDIAL,
  author    = {Rotaru, Mihai  and  Litman, Diane},
  title     = {Discourse Structure and Performance Analysis: Beyond the Correlation},
  booktitle = {Proceedings of the SIGDIAL 2009 Conference},
  month     = {September},
  year      = {2009},
  address   = {London, UK},
  publisher = {Association for Computational Linguistics},
  pages     = {178--187},
  url       = {http://www.aclweb.org/anthology/W09-3927}
}