@misc{indiciaeda4e216def22,
  title = {Structure contour map of the Tensleep sandstone in the Big Horn Basin, Wyoming and Montana},
  author = {Alfred Dexter Zapp},
  year = {1956},
  doi = {10.3133/om182},
  url = {https://pubs.usgs.gov/publication/om182},
  note = {Source identifier: om182}
}