@misc{indiciae2cb4c56443ca,
  title = {Controlled photomosaic and revised shaded relief of the Syrtis Major Quadrangle of Mars},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1985},
  doi = {10.3133/i1704},
  url = {https://pubs.usgs.gov/publication/i1704},
  note = {Source identifier: i1704}
}