@misc{indiciaef52cbb8e7d47,
  title = {Geologic map of the San Lorenzo Quadrangle, Grant and Sierra counties, New Mexico},
  author = {David Carl Hedlund},
  year = {1975},
  doi = {10.3133/ofr75109},
  url = {https://pubs.usgs.gov/publication/ofr75109},
  note = {Source identifier: ofr75109}
}