@misc{indiciae1ca47c4c9ef0,
  title = {Geologic map of the Mare Tyrrhenum Quadrangle of Mars},
  author = {E.A. King},
  year = {1978},
  doi = {10.3133/i1073},
  url = {https://pubs.usgs.gov/publication/i1073},
  note = {Source identifier: i1073}
}