@InProceedings{basile-EtAl:2012:STARSEM-SEMEVAL,
  author    = {Basile, Valerio  and  Bos, Johan  and  Evang, Kilian  and  Venhuizen, Noortje},
  title     = {UGroningen: Negation detection with Discourse Representation Structures},
  booktitle = {{*SEM 2012}: The First Joint Conference on Lexical and Computational Semantics -- Volume 1: Proceedings of the main conference and the shared task, and Volume 2: Proceedings of the Sixth International Workshop on Semantic Evaluation {(SemEval 2012)}},
  month     = {7-8 June},
  year      = {2012},
  address   = {Montr\'eal, Canada},
  publisher = {Association for Computational Linguistics},
  pages     = {301--309},
  url       = {http://www.aclweb.org/anthology/S12-1040}
}