@misc{indiciaeafdfeb499b69,
  title = {Geologic map of the Holy Cross Wilderness, Eagle, Pitkin, and Lake counties, Colorado},
  author = {A. R. Wallace and M. J. Blaskowski and R. C. Pearson},
  year = {1986},
  doi = {10.3133/mf1841a},
  url = {https://pubs.usgs.gov/publication/mf1841A},
  note = {Source identifier: mf1841A}
}