@misc{1185816,
  author = {Charles P Reeve and Ralph C Veale},
  title = {The calibration of a pentaprism:},
  year = {1976},
  month = {1976-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.IR.76-993},
  language = {en},
}