@misc{indiciaedeb15aafe15a,
  title = {Investigation of a natural slope failure in weathered Tertiary deposits, western Powder River basin, Wyoming},
  author = {Alan F. Chleborad},
  year = {1980},
  doi = {10.3133/ofr80673},
  url = {https://pubs.usgs.gov/publication/ofr80673},
  note = {Source identifier: ofr80673}
}