@conference{195971,
  author = {Paul Williams},
  title = {Accuracy in PMD Measurements},
  year = {1996},
  number = {1},
  month = {1996-11-01},
  publisher = {Proc., IEEE Lasers and Electro-Optics Society, Boston, MA},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=20150},
  language = {en},
}