@misc{indiciae547e089ed510,
  title = {Mars sample return mission options (1996-2005)},
  author = {Sergeyevsky, A. B. and Devries, J. P.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19860058540},
  note = {Source identifier: 19860058540}
}