@misc{indiciae5254f7331888,
  title = {Manned Mars aerobrake vehicle design issues},
  author = {Freeman, Delma C., Jr. and Powell, Richard W. and Braun, Robert D.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19930055800},
  note = {Source identifier: 19930055800}
}