@misc{indiciae49a21d99df7a,
  title = {Radiation environment models and the atmospheric cutoff},
  author = {Konradi, Andrei and Hardy, Alva C. and Atwell, William},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19870054342},
  note = {Source identifier: 19870054342}
}