@InProceedings{goldberg-elhadad:2009:EMNLP,
  author    = {Goldberg, Yoav  and  Elhadad, Michael},
  title     = {On the Role of Lexical Features in Sequence Labeling},
  booktitle = {Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing},
  month     = {August},
  year      = {2009},
  address   = {Singapore},
  publisher = {Association for Computational Linguistics},
  pages     = {1142--1151},
  url       = {http://www.aclweb.org/anthology/D/D09/D09-1119}
}