@misc{indiciae0ff20a883597,
  title = {Microorganisms as tracers in groundwater injection and recovery experiments: A review},
  author = {R.W. Harvey},
  year = {1997},
  doi = {10.1016/s0168-6445(97)00026-0},
  url = {https://pubs.usgs.gov/publication/70019742},
  note = {Source identifier: 70019742}
}