@misc{indiciaeceb2dc0382ff,
  title = {Geologic map of the Milligan Lakes quadrangle, Park County, Colorado},
  author = {Donald G. Wyant and Fred Barker},
  year = {1976},
  doi = {10.3133/gq1343},
  url = {https://pubs.usgs.gov/publication/gq1343},
  note = {Source identifier: gq1343}
}