@misc{indiciae989ceae21158,
  title = {Application of electrical well logging techniques to identifying coal beds in the Powder River Basin, Wyoming},
  author = {C.A. Nelms},
  year = {1976},
  doi = {10.3133/ofr76581},
  url = {https://pubs.usgs.gov/publication/ofr76581},
  note = {Source identifier: ofr76581}
}