@misc{indiciaef4d1dd4995c1,
  title = {Preliminary map of probable well yields from glacial deposits in Wisconsin},
  author = {R. G. Borman},
  year = {1971},
  doi = {10.3133/ofr7151},
  url = {https://pubs.usgs.gov/publication/ofr7151},
  note = {Source identifier: ofr7151}
}