@misc{indiciaecfada02cc52c,
  title = {Shallow ground-water quality in the Boston, Massachusetts metropolitan area},
  author = {S. M. Flanagan and D.L. Montgomery and J. D. Ayotte},
  year = {2001},
  doi = {10.3133/wri014042},
  url = {https://pubs.usgs.gov/publication/wri014042},
  note = {Source identifier: wri014042}
}