@misc{indiciae91c4c20b9c15,
  title = {Statistical summaries of water-quality data for streams draining coal-mined areas, southeastern Kansas},
  author = {Hugh E. Bevans and Arthur M. Diaz},
  year = {1980},
  doi = {10.3133/ofr80350},
  url = {https://pubs.usgs.gov/publication/ofr80350},
  note = {Source identifier: ofr80350}
}