@misc{indiciae31ee9a398daa,
  title = {Shaded relief map of the Arcadia quadrangle of Mars},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1982},
  doi = {10.3133/i1477},
  url = {https://pubs.usgs.gov/publication/i1477},
  note = {Source identifier: i1477}
}