@misc{indiciae3ffe3bed43a0,
  title = {Leasable mineral and waterpower land classification map, Craig Quadrangle, Colorado, Wyoming},
  author = {Henry L. Smith and R. D. Hettinger and Gale Alex Lutz},
  year = {1976},
  doi = {10.3133/ofr76174},
  url = {https://pubs.usgs.gov/publication/ofr76174},
  note = {Source identifier: ofr76174}
}