@misc{indiciae3049e1ffa830,
  title = {Proposed observation-well network and ground-water level program for North Carolina},
  author = {M. D. Winner},
  year = {1981},
  doi = {10.3133/ofr81544},
  url = {https://pubs.usgs.gov/publication/ofr81544},
  note = {Source identifier: ofr81544}
}