@misc{indiciae42c99d816aa7,
  title = {Preliminary geologic map of the Croton 1 NE Quadrangle, Campbell County, Wyoming},
  author = {E. J. McKay},
  year = {1973},
  doi = {10.3133/ofr73168},
  url = {https://pubs.usgs.gov/publication/ofr73168},
  note = {Source identifier: ofr73168}
}