@misc{indiciaec9a3e3a2b1e6,
  title = {Geologic map of the Kokomo mining district, Colorado},
  author = {F. G. Wells and J.L. Linder and A. H. Koschmann and J.C. Haff and J. W. Odell},
  year = {1944},
  doi = {10.3133/ofr4452},
  url = {https://pubs.usgs.gov/publication/ofr4452},
  note = {Source identifier: ofr4452}
}