@misc{190626,
  author = {William Estler},
  title = {Uncertainty Analysis for Angle Calibrations Using Circle Closure},
  year = {1998},
  number = {103 No. 2},
  month = {1998-03-01},
  publisher = {Journal of Research (NIST JRES), National Institute of Standards and Technology, Gaithersburg, MD},
  language = {en},
}