@misc{indiciae07399c880b53,
  title = {Quaternary geology of the Smoke Creek-Medicine Lake-Grenora area, Montana and North Dakota},
  author = {Irving Jerome Witkind},
  year = {1959},
  doi = {10.3133/b1073},
  url = {https://pubs.usgs.gov/publication/b1073},
  note = {Source identifier: b1073}
}