@InProceedings{will:1993:TIPSTER93,
  author    = {Craig A. Will},
  title     = {COMPARING HUMAN AND MACHINE PERFORMANCE FOR NATURAL LANGUAGE INFORMATION EXTRACTION: Results from the Tipster Text Evaluation},
  booktitle = {Proceedings of the TIPSTER Text Program: Phase I},
  month     = {September},
  year      = {1993},
  address   = {Fredericksburg, Virginia, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {179--193},
  url       = {http://www.aclweb.org/anthology/X93-1018},
  doi       = {10.3115/1119149.1119170}
}