@misc{indiciae8304ea1b11ac,
  title = {Water resources data for Indiana, 1967},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1968},
  doi = {10.3133/wdrin671},
  url = {https://pubs.usgs.gov/publication/wdrIN671},
  note = {Source identifier: wdrIN671}
}