@misc{indiciae036ee9810068,
  title = {Preliminary geologic map of the Crookson Peak quadrangle, Grant County, New Mexico},
  author = {David Carl Hedlund},
  year = {1990},
  doi = {10.3133/ofr90252},
  url = {https://pubs.usgs.gov/publication/ofr90252},
  note = {Source identifier: ofr90252}
}