@misc{indiciae855b09c3a970,
  title = {Ground water age.},
  author = {Craig M Bethke and Thomas M Johnson},
  doi = {10.1111/j.1745-6584.2002.tb02510.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/12113350/},
  note = {Source identifier: 12113350}
}