@misc{indiciae0e2bd5ae67d2,
  title = {Geologic maps of science study area 3, Olympus Rupes, Mars},
  author = {E. C. Morris and Harold Masursky and D.J. Applebee and M.E. Strobell},
  year = {1991},
  doi = {10.3133/i2001},
  url = {https://pubs.usgs.gov/publication/i2001},
  note = {Source identifier: i2001}
}