@misc{indiciae5a90cb59a3a7,
  title = {Comparison of methods for determining Escherichia coli concentrations in recreational waters},
  author = {D.S. Francy and R.A. Darner},
  year = {2000},
  doi = {10.1016/s0043-1354(00)00031-2},
  url = {https://pubs.usgs.gov/publication/70022602},
  note = {Source identifier: 70022602}
}