@misc{indiciae0becbd16dc55,
  title = {NASA atomic hydrogen standards program: An update},
  author = {Reinhardt, V. S. and Kaufmann, D. C. and Adams, W. A. and Deluca, J. J. and Soucy, J. L.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19760018460},
  note = {Source identifier: 19760018460}
}