@misc{indiciae85b6f2641838,
  title = {Robotic Precursor Missions for Mars Habitats},
  author = {Huntsberger, Terry and Pirjanian, Paolo and Schenker, Paul S. and Trebi-Ollennu, Ashitey and Das, Hari and Joshi, Sajay},
  year = {2000},
  url = {https://ntrs.nasa.gov/citations/20010023129},
  note = {Source identifier: 20010023129}
}