@misc{indiciae287d6beceebb,
  title = {Mountains, glaciers, and mines—The geological story of the Blue River valley, Colorado, and its surrounding mountains},
  author = {Karl S. Kellogg and Bruce Bryant and Ralph R. Shroba},
  year = {2016},
  doi = {10.3133/cir1400},
  url = {https://pubs.usgs.gov/publication/cir1400},
  note = {Source identifier: cir1400}
}