@misc{indiciae57ae2bf45e44,
  title = {Geologic map of the Discovery Quadrangle of Mercury},
  author = {N.J. Trask and Daniel Dzurisin},
  year = {1984},
  doi = {10.3133/i1658},
  url = {https://pubs.usgs.gov/publication/i1658},
  note = {Source identifier: i1658}
}