@misc{indiciae3b472b9ec343,
  title = {Geologic setting and water quality of selected basins in the active coal-mining areas of Ohio, 1987-88},
  author = {A. C. Sedam},
  year = {1991},
  doi = {10.3133/wri904109},
  url = {https://pubs.usgs.gov/publication/wri904109},
  note = {Source identifier: wri904109}
}