@misc{indiciae7e1b6db7df1d,
  title = {Geologic map and coal sections of the Bitter Creek NW quadrangle, Sweetwater County, Wyoming},
  author = {Dawn H. Madden},
  year = {1980},
  doi = {10.3133/ofr80489},
  url = {https://pubs.usgs.gov/publication/ofr80489},
  note = {Source identifier: ofr80489}
}