@misc{indiciae98cf3f371bae,
  title = {Assessment of potential impacts to the hydrologic system related to surface mining},
  author = {R. F. Hadley},
  year = {1979},
  doi = {10.3133/ofr791598},
  url = {https://pubs.usgs.gov/publication/ofr791598},
  note = {Source identifier: ofr791598}
}