@misc{indiciaec64794d3297d,
  title = {Geology of the Mount Wilson quadrangle, western San Juan Mountains, Colorado},
  author = {Calvin Stanton Bromfield},
  year = {1967},
  doi = {10.3133/b1227},
  url = {https://pubs.usgs.gov/publication/b1227},
  note = {Source identifier: b1227}
}