@misc{indiciae058d1ae11d73,
  title = {Educational webtool illustrating groundwater age effects on contaminant trends in wells},
  author = {John Karl Böhlke and Bryant C. Jurgens and David J. Uselmann and Sandra M. Eberts},
  year = {2014},
  doi = {10.1111/gwat.12261},
  url = {https://pubs.usgs.gov/publication/70135339},
  note = {Source identifier: 70135339}
}