@InProceedings{alexandersson-heisterkamp:2000:SIGDIAL,
  author    = {Jan Alexandersson  and  Paul Heisterkamp},
  title     = {Some Notes on the Complexity of Dialogues},
  booktitle = {1st SIGdial Workshop on Discourse and Dialogue},
  month     = {October},
  year      = {2000},
  address   = {Hong Kong, China},
  publisher = {Association for Computational Linguistics},
  pages     = {160--169},
  url       = {http://www.aclweb.org/anthology/W00-1018},
  doi       = {10.3115/1117736.1117754}
}