@misc{indiciaed2b9b2000421,
  title = {Anthropogenic contaminants as tracers in an urbanizing karst aquifer},
  author = {B. Mahler and N. Massei},
  year = {2007},
  doi = {10.1016/j.jconhyd.2006.08.010},
  url = {https://pubs.usgs.gov/publication/70029928},
  note = {Source identifier: 70029928}
}