@misc{indiciae670eb484d05f,
  title = {Controlled photomosaic of the MTM 40007 Quadrangle, Acidalia Planitia region of Mars},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1995},
  doi = {10.3133/i2421},
  url = {https://pubs.usgs.gov/publication/i2421},
  note = {Source identifier: i2421}
}