@misc{indiciaef1dd3bac8e9e,
  title = {Multiple element soft X-ray source produces wide range of radiation},
  author = {Caruso, A. J. and Neupert, W. M.},
  year = {1965},
  url = {https://ntrs.nasa.gov/citations/19650000081},
  note = {Source identifier: 19650000081}
}