@InProceedings{chang-manning:2012:SUTime,
  author    = {Chang, Angel X. and Manning, Christopher D.},
  title     = {{SUTIME}: A Library for Recognizing and Normalizing Time Expressions},
  booktitle = {8th International Conference on Language Resources and Evaluation (LREC 2012)},
  month     = {May},
  year      = {2012},
  url       = {http://nlp.stanford.edu/pubs/lrec2012-sutime.pdf}
}