@misc{indiciae6c7efea0c752,
  title = {Potentiometric-surface map of the Wyodak-Anderson coal bed, Powder River structural basin, Wyoming, 1973-84},
  author = {Pamela B. Daddow},
  year = {1986},
  doi = {10.3133/wri854305},
  url = {https://pubs.usgs.gov/publication/wri854305},
  note = {Source identifier: wri854305}
}