@misc{1162471,
  author = {Chester H Page and Paul Vigoureux},
  title = {The international system of units (SI):},
  year = {1971},
  month = {1971-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.SP.330},
  language = {en},
}