@misc{indiciae02b4f229d9ad,
  title = {Geologic map of the Sand Creek Pass quadrangle, Larimer County, Colorado, and Albany County, Wyoming},
  author = {Jeremiah B. Workman and William A. Braddock},
  year = {2010},
  doi = {10.3133/sim3133},
  url = {https://pubs.usgs.gov/publication/sim3133},
  note = {Source identifier: sim3133}
}