@InProceedings{rud-EtAl:2011:ACL-HLT2011,
  author    = {R\"{u}d, Stefan  and  Ciaramita, Massimiliano  and  M\"{u}ller, Jens  and  Sch\"{u}tze, Hinrich},
  title     = {Piggyback: Using Search Engines for Robust Cross-Domain Named Entity Recognition},
  booktitle = {Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies},
  month     = {June},
  year      = {2011},
  address   = {Portland, Oregon, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {965--975},
  url       = {http://www.aclweb.org/anthology/P11-1097}
}