@misc{indiciaebe89b7fa0384,
  title = {Hydrology of area 3, Eastern Coal Province, Pennsylvania},
  author = {William J. Herb and L. C. Shaw and Deborah E. Brown},
  year = {1981},
  doi = {10.3133/ofr81537},
  url = {https://pubs.usgs.gov/publication/ofr81537},
  note = {Source identifier: ofr81537}
}