@misc{indiciae0ee3d958a23b,
  title = {Topographic map of the Tharsis Northeast Quadrangle (MC-9 NE) of Mars},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1991},
  doi = {10.3133/i2111},
  url = {https://pubs.usgs.gov/publication/i2111},
  note = {Source identifier: i2111}
}