@misc{indiciae04d4a5424234,
  title = {Geologic map of the Lunae Palus Quadrangle of Mars},
  author = {D.J. Milton},
  year = {1974},
  doi = {10.3133/i894},
  url = {https://pubs.usgs.gov/publication/i894},
  note = {Source identifier: i894}
}