@misc{indiciaecd597a8dd405,
  title = {Evaluation of radar and infrared imagery of sedimentary rock terrane, south-central Yellowstone National Park, Wyoming},
  author = {William Richard Keefer},
  year = {1968},
  doi = {10.3133/ofr68156},
  url = {https://pubs.usgs.gov/publication/ofr68156},
  note = {Source identifier: ofr68156}
}