@inproceedings{Kasper87-disjunctions,
  author	= {Kasper, Robert T.},
  month		= jul,
  year		= {1987},
  title		= {A Unification Method for Disjunctive Feature Descriptions},
  booktitle	= {Proceedings of the 25th Annual Meeting},
  note		= {Also available as report ISI/RS-87-187, USC/Information Sciences Institute, Marina del Rey, CA},
  address	= {Stanford, CA},
  organization	= {Association for Computational Linguistics}
}