@misc{indiciae13a9776e851f,
  title = {Geologic map of the Arapahoe Butte quadrangle, Fremont and Hot Springs Counties, Wyoming},
  author = {Robert E. Thaden},
  year = {1981},
  doi = {10.3133/gq1558},
  url = {https://pubs.usgs.gov/publication/gq1558},
  note = {Source identifier: gq1558}
}