@misc{indiciae334648a347f2,
  title = {Geology and water resources of Portage County, Wisconsin},
  author = {Charles Lee Roy Holt},
  year = {1965},
  doi = {10.3133/wsp1796},
  url = {https://pubs.usgs.gov/publication/wsp1796},
  note = {Source identifier: wsp1796}
}