@Book{W10-31:2010,
  editor    = {Roser Morante  and  Caroline Sporleder},
  title     = {Proceedings of the Workshop on Negation and Speculation in Natural Language Processing},
  month     = {July},
  year      = {2010},
  address   = {Uppsala, Sweden},
  publisher = {University of Antwerp},
  url        = {http://www.aclweb.org/anthology/W/W10/W10-31}
}