@Book{EMNLP:2011,
  editor    = {Regina Barzilay  and  Mark Johnson},
  title     = {Proceedings of the 2011 Conference on Empirical Methods in Natural Language Processing},
  month     = {July},
  year      = {2011},
  address   = {Edinburgh, Scotland, UK.},
  publisher = {Association for Computational Linguistics},
  url       = {http://www.aclweb.org/anthology/D11-1}
}