@misc{indiciae30ecf860e30f,
  title = {Ground-water resources of Waupaca County, Wisconsin},
  author = {Charles F. Berkstresser},
  year = {1964},
  doi = {10.3133/wsp1669u},
  url = {https://pubs.usgs.gov/publication/wsp1669U},
  note = {Source identifier: wsp1669U}
}