@misc{indiciae07b89acd51b2,
  title = {Geologic map of the Dolores Peak quadrangle, Dolores and San Miguel Counties, Colorado},
  author = {Alfred Lerner Bush and Calvin Stanton Bromfield},
  year = {1966},
  doi = {10.3133/gq536},
  url = {https://pubs.usgs.gov/publication/gq536},
  note = {Source identifier: gq536}
}