@misc{indiciae45bb691ac890,
  title = {Hydrologic assessment, Eastern Coal Province Area 23, Alabama},
  author = {J.R. Harkins},
  year = {1980},
  doi = {10.3133/ofr80683},
  url = {https://pubs.usgs.gov/publication/ofr80683},
  note = {Source identifier: ofr80683}
}