@misc{indiciaea1b4b029f507,
  title = {Isotopic evidence for glacial meltwater recharge to the Cambrian-Ordovician aquifer, north-central United States},
  author = {D. I. Siegel and R.J. Mandle},
  year = {2017},
  doi = {10.1016/0033-5894(84)90026-7},
  url = {https://pubs.usgs.gov/publication/70013868},
  note = {Source identifier: 70013868}
}