@misc{indiciaefe79bc5db1db,
  title = {Effects of historical coal mining and drainage from abandoned mines on streamflow and water quality in Bear Creek, Dauphin County, Pennsylvania — March 1999–December 2002},
  author = {Jeffrey J. Chaplin},
  year = {2005},
  doi = {10.3133/sir20055042},
  url = {https://pubs.usgs.gov/publication/sir20055042},
  note = {Source identifier: sir20055042}
}