@misc{indiciaeb9c653f4c5f0,
  title = {Mission design for flight safety.},
  author = {Allen, C. C. and Hicks, C. R. and Huss, C. R.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19670064241},
  note = {Source identifier: 19670064241}
}