@misc{indiciae4d857171f1d2,
  title = {Evaluation of agricultural best-management practices in the Conestoga River headwaters, Pennsylvania: Hydrology of a small carbonate site near Ephrata, Pennsylvania, prior to implementation of nutrient management},
  author = {E. H. Koerkle and D. W. Hall and D. W. Risser and P. L. Lietman and D. C. Chichester},
  year = {1997},
  doi = {10.3133/wri934173},
  url = {https://pubs.usgs.gov/publication/wri934173},
  note = {Source identifier: wri934173}
}