@InProceedings{tetreault-chodorow:2008:PAPERS,
  author    = {Tetreault, Joel R.  and  Chodorow, Martin},
  title     = {The Ups and Downs of Preposition Error Detection in {ESL} Writing},
  booktitle = {Proceedings of the 22nd International Conference on Computational Linguistics (Coling 2008)},
  month     = {August},
  year      = {2008},
  address   = {Manchester, UK},
  publisher = {Coling 2008 Organizing Committee},
  pages     = {865--872},
  url       = {http://www.aclweb.org/anthology/C08-1109}
}