@misc{indiciae32796f134e0a,
  title = {Using natural distributions of short-lived radium isotopes to quantify groundwater discharge and recharge},
  author = {J.M. Krest and J. W. Harvey},
  year = {2003},
  doi = {10.4319/lo.2003.48.1.0290},
  url = {https://pubs.usgs.gov/publication/70026006},
  note = {Source identifier: 70026006}
}