@misc{indiciaebbcb37180981,
  title = {Digital-computer model of the sandstone aquifer in southeastern Wisconsin},
  author = {Harley L. Young},
  year = {1976},
  doi = {10.3133/ofr76684},
  url = {https://pubs.usgs.gov/publication/ofr76684},
  note = {Source identifier: ofr76684}
}