@misc{indiciae5e8ebe4ed46e,
  title = {Geology of the lower Yellow Creek area, northwestern Colorado},
  author = {William J. Hail},
  year = {1990},
  doi = {10.3133/b1787o},
  url = {https://pubs.usgs.gov/publication/b1787O},
  note = {Source identifier: b1787O}
}