@misc{indiciae316de848960c,
  title = {Preliminary geologic map of southwest third of Kings Canyon Quadrangle, North Park, Jackson County, Colorado},
  author = {D.M. Kinney},
  year = {1971},
  doi = {10.3133/ofr71171},
  url = {https://pubs.usgs.gov/publication/ofr71171},
  note = {Source identifier: ofr71171}
}