@misc{indiciaee97071d50b7f,
  title = {Geologic map of the Granby quadrangle, Grand County, Colorado},
  author = {David A. Schroeder},
  year = {1995},
  doi = {10.3133/gq1763},
  url = {https://pubs.usgs.gov/publication/gq1763},
  note = {Source identifier: gq1763}
}