@misc{indiciae0bb9822050b5,
  title = {Uniform high irradiance source},
  author = {Lunde, A. R. and Fortini, A. and Buchele, D. R.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19750000008},
  note = {Source identifier: 19750000008}
}