@misc{indiciae881063edca01,
  title = {Geologic map transecting the highland/lowland boundary zone, Arabia Terra, Mars; quadrangles 30332, 35332, 40332, and 45332},
  author = {George E. McGill},
  year = {2002},
  doi = {10.3133/i2746},
  url = {https://pubs.usgs.gov/publication/i2746},
  note = {Source identifier: i2746}
}