@misc{indiciae76c3abaf537c,
  title = {A statistical approach to evaluate the relation of coal mining, land reclamation, and surface-water quality in Ohio},
  author = {Janet Hren and K. S. Wilson and D.R. Helsel},
  year = {1984},
  doi = {10.3133/wri844117},
  url = {https://pubs.usgs.gov/publication/wri844117},
  note = {Source identifier: wri844117}
}