@misc{1159156,
  author = {Albert D Tholen and Louis E Barbrow and Ann P Heffernan},
  title = {Report of the 69th National Conference on Weights and Measures:},
  year = {1985},
  month = {1985-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.SP.684},
  language = {en},
}