@misc{indiciae00334ce3e3d3,
  title = {Mineral resources of the Flat Tops primitive area, Colorado},
  author = {William Wyman Mallory and E.V. Post and P.J. Ruane and William L. Lehmbeck and R.B. Stotelmeyer},
  year = {1966},
  doi = {10.3133/b1230c},
  url = {https://pubs.usgs.gov/publication/b1230C},
  note = {Source identifier: b1230C}
}