@misc{35726,
  author = {Lidong Chen},
  title = {Recommendation for Key Derivation Using Pseudorandom Functions},
  year = {2008},
  month = {2008-11-12},
  publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=900147},
  language = {en},
}