@inproceedings{Porzel-etAl:2003:SIGDIAL,
  author = {Porzel, Robert  and  Gurevych, Iryna  and  M\"{u}ller, Christof E.},
  title = {Ontology-based Contextual Coherence Scoring},
  booktitle = {Proceedings of the Fourth {SIGdial} Workshop on Discourse and Dialogue},
  editor = {Akira Kurematsu and Alexander Rudnicky and Syun Tutiya},
  url = {http://www.aclweb.org/anthology/W03-2115},
  year = 2003,
  pages = {178--186}