@misc{indiciae9606700f961a,
  title = {HEAO-1 mission evaluation},
  author = {Giordano, F. V. and Brenes, U. R. and Breshears, B. J.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790078779},
  note = {Source identifier: 19790078779}
}