@misc{153316,
  author = {Ellen Voorhees and Donna Harman},
  title = {Information Technology: The Sixth Text Retrieval Conference (TREC-6)},
  year = {1998},
  month = {1998-08-01},
  publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD},
  language = {en},
}