@misc{indiciae20eff8fddd43,
  title = {Geologic map of the Barrymore Quadrangle (V-59), Venus},
  author = {Jeffrey R. Johnson and Goro Komatsu and Victor R. Baker},
  year = {1999},
  doi = {10.3133/i2610},
  url = {https://pubs.usgs.gov/publication/i2610},
  note = {Source identifier: i2610}
}