@InProceedings{aone-wittenburg:1990:ACL,
  author    = {Aone, Chinatsu  and  Wittenburg, Kent},
  title     = {ZERO MORPHEMES IN UNIFICATION-BASED COMBINATORY CATEGORIAL GRAMMAR},
  booktitle = {Proceedings of the 28th Annual Meeting of the Association for Computational Linguistics},
  month     = {June},
  year      = {1990},
  address   = {Pittsburgh, Pennsylvania, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {188--193},
  url       = {http://www.aclweb.org/anthology/P90-1024},
  doi       = {10.3115/981823.981847}
}