@misc{indiciae3a615c4eb2a5,
  title = {Geologic map of the Mt. Axtell quadrangle, Gunnison County, Colorado},
  author = {David L. Gaskill and J.E. DeLong and Dale M. Cochran},
  year = {1987},
  doi = {10.3133/gq1604},
  url = {https://pubs.usgs.gov/publication/gq1604},
  note = {Source identifier: gq1604}
}