@misc{96006,
  author = {Ellen Voorhees},
  title = {Overview of the TREC 2004 Question Answering Track},
  year = {2005},
  month = {2005-08-01},
  publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.SP.500-261},
  language = {en},
}