@misc{indiciaebd7b43c2125d,
  title = {Hydrology of area 54, northern Great Plains, and Rocky Mountain coal provinces, Colorado and Wyoming},
  author = {Gerhard Kuhn and P. D. Daddow and G. S. Craig},
  year = {1983},
  doi = {10.3133/ofr83146},
  url = {https://pubs.usgs.gov/publication/ofr83146},
  note = {Source identifier: ofr83146}
}