@misc{indiciaef0b5fb6efa51,
  title = {Geologic map and sections of the Kepler region of the moon},
  author = {R.J. Hackman},
  year = {1962},
  doi = {10.3133/i355},
  url = {https://pubs.usgs.gov/publication/i355},
  note = {Source identifier: i355}
}