@misc{indiciae481e6bfb9444,
  title = {Stream quality in Appalachia as related to coal-mine drainage, 1965},
  author = {James E. Biesecker and J. Richard George},
  year = {1966},
  doi = {10.3133/cir526},
  url = {https://pubs.usgs.gov/publication/cir526},
  note = {Source identifier: cir526}
}