@misc{indiciae3e90cc2a6fbd,
  title = {Mars rover sample return missions},
  author = {Cunningham, Glenn E. and Rea, Donald G. and Pivirotto, Donna and Kwok, Johnny and Craig, Mark K.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19890030434},
  note = {Source identifier: 19890030434}
}