@misc{indiciae1b2f6819b1c6,
  title = {Potentiometric surface of the lower part of the Magothy Aquifer in March 1972, Long Island, New York},
  author = {Ellis Koch and E. J. Koszalka},
  year = {1973},
  doi = {10.3133/ofr73147},
  url = {https://pubs.usgs.gov/publication/ofr73147},
  note = {Source identifier: ofr73147}
}