@misc{indiciae4c1f12b25d15,
  title = {Maps showing formation temperatures and configurations of the tops of the Minnelusa Formation and the Madison Limestone, Powder River basin, Wyoming, Montana, and adjacent areas},
  author = {W. J. Head and K.T. Kilty and R.K. Knottek},
  year = {1979},
  doi = {10.3133/i1159},
  url = {https://pubs.usgs.gov/publication/i1159},
  note = {Source identifier: i1159}
}