@misc{indiciae004c8aa50d3d,
  title = {Regression method for estimating long-term mean annual ground-water recharge rates from base flow in Pennsylvania},
  author = {Dennis W. Risser and Ronald E. Thompson and Marla H. Stuckey},
  year = {2008},
  doi = {10.3133/sir20085185},
  url = {https://pubs.usgs.gov/publication/sir20085185},
  note = {Source identifier: sir20085185}
}