@misc{1154526,
  author = {R D Saunders and J B Shumaker},
  title = {Optical radiation measurements ::the 1973 NBS scale of spectral irradiance},
  year = {1977},
  month = {1977-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.TN.594-13},
  language = {en},
}