@misc{35516,
  author = {Elaine Barker},
  title = {Recommendation for Obtaining Assurances for Digital Signature Applications},
  year = {2006},
  month = {2006-11-30},
  publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=50954},
  language = {en},
}