@misc{194001,
  author = {Thomas Lipe},
  title = {Operation and Reference Manual for the NIST Automated Ac/dc Calibration Systems and Software},
  year = {2004},
  month = {2004-05-01},
  publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/nist.sp.250-61},
  language = {en},
}