@misc{indiciae4bf9c04018cb,
  title = {Geologic map of the Florissant 15 minute Quadrangle, Park and Teller counties, Colorado},
  author = {R. A. Wobus and R.C. Epis},
  year = {1978},
  doi = {10.3133/i1044},
  url = {https://pubs.usgs.gov/publication/i1044},
  note = {Source identifier: i1044}
}