@InProceedings{poveda-surdeanu-turmo:2009:SSLNLP,
  author    = {Poveda, Jordi  and  Surdeanu, Mihai  and  Turmo, Jordi},
  title     = {An Analysis of Bootstrapping for the Recognition of Temporal Expressions},
  booktitle = {Proceedings of the NAACL HLT 2009 Workshop on Semi-supervised Learning for Natural Language Processing},
  month     = {June},
  year      = {2009},
  address   = {Boulder, Colorado},
  publisher = {Association for Computational Linguistics},
  pages     = {49--57},
  url       = {http://www.aclweb.org/anthology/W09-2207}
}