@inproceedings{Moens-etal89,
  author	= {Moens, Marc and Calder, Jo and Klein, Ewan and Reape, Mark and Zeevat, Henk},
  year		= {1989},
  title		= {Expressing Generalizations in Unification-based Formalisms},
  booktitle	= {Proceedings of the 4th. Conference of the European Chapter of the Association for Computational Linguistics},
  pages		= {174--181},
  publisher	= {Association for Computational Linguistics},
  address	= {Manchester, England}
}