@InProceedings{beeferman-berger-lafferty:1997:ACL,
  author    = {Doug Beeferman  and  Adam Berger  and  John Lafferty},
  title     = {A Model of Lexical Attraction and Repulsion},
  booktitle = {Proceedings of the 35th Annual Meeting of the Association for Computational Linguistics},
  month     = {July},
  year      = {1997},
  address   = {Madrid, Spain},
  publisher = {Association for Computational Linguistics},
  pages     = {373--380},
  url       = {http://www.aclweb.org/anthology/P97-1048},
  doi       = {10.3115/976909.979665}
}