@misc{indiciae71eec6dc530f,
  title = {Controlled photomosaic of part of the Elysium Mons Region of Mars},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1985},
  doi = {10.3133/i1748},
  url = {https://pubs.usgs.gov/publication/i1748},
  note = {Source identifier: i1748}
}