@misc{indiciaeab22f99f45f5,
  title = {Bedrock geology of Waukesha County, Wisconsin},
  author = {Joseph B. Gonthier},
  year = {1975},
  doi = {10.3133/ofr75570},
  url = {https://pubs.usgs.gov/publication/ofr75570},
  note = {Source identifier: ofr75570}
}