@misc{indiciaecb99dc99feba,
  title = {Geologic map of the MTM -85280 quadrangle, Planum Australe region of Mars},
  author = {Kenneth E. Herkenhoff},
  year = {1998},
  doi = {10.3133/i2595},
  url = {https://pubs.usgs.gov/publication/i2595},
  note = {Source identifier: i2595}
}