@misc{indiciaeff1557cc6b21,
  title = {Geologic map of the Glen Haven quadrangle, Larimer County, Colorado},
  author = {Robert C. Bucknam and William A. Braddock},
  year = {1989},
  doi = {10.3133/gq1626},
  url = {https://pubs.usgs.gov/publication/gq1626},
  note = {Source identifier: gq1626}
}