@misc{indiciae9f2a59c93a34,
  title = {Preliminary geologic map of the Pumpkin Buttes area, Campbell and Johnson Counties, Wyoming, showing location of uranium occurrences},
  author = {W. N. Sharp and A. M. White},
  year = {1957},
  doi = {10.3133/mf98},
  url = {https://pubs.usgs.gov/publication/mf98},
  note = {Source identifier: mf98}
}