@misc{indiciaeb8eff378561b,
  title = {Geologic map of the Byrgius Quadrangle of the Moon},
  author = {H. G. Wilshire},
  year = {1973},
  doi = {10.3133/i755},
  url = {https://pubs.usgs.gov/publication/i755},
  note = {Source identifier: i755}
}