@misc{indiciae5b6ae2ef2e2a,
  title = {The Creede, Colorado ore-forming system; a summary model},
  author = {P. M. Bethke},
  year = {1988},
  doi = {10.3133/ofr88403},
  url = {https://pubs.usgs.gov/publication/ofr88403},
  note = {Source identifier: ofr88403}
}