@InProceedings{ott-cardie-hancock:2013:NAACL-HLT,
  author    = {Ott, Myle  and  Cardie, Claire  and  Hancock, Jeffrey T.},
  title     = {Negative Deceptive Opinion Spam},
  booktitle = {Proceedings of the 2013 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies},
  month     = {June},
  year      = {2013},
  address   = {Atlanta, Georgia},
  publisher = {Association for Computational Linguistics},
  pages     = {497--501},
  url       = {http://www.aclweb.org/anthology/N13-1053}
}