@misc{indiciae8265be907f2a,
  title = {Water and related problems in coal-mine areas of Alabama},
  author = {Alfred L. Knight and John G. Newton},
  year = {1977},
  doi = {10.3133/wri76130},
  url = {https://pubs.usgs.gov/publication/wri76130},
  note = {Source identifier: wri76130}
}