@misc{indiciae8866008c94e4,
  title = {Austere Human Missions to Mars},
  author = {Price, Hoppy and Hawkins, Alisa and Radcliffe, Torrey},
  year = {2009},
  url = {https://ntrs.nasa.gov/citations/20090039983},
  note = {Source identifier: 20090039983}
}