@misc{indiciaef0795560068f,
  title = {National Water-Quality Assessment Program : Acadian-Pontchartrain Study Unit},
  author = {Charles R. Demas and Dennis K. Demcheck and Mary L. Anderson and John D. Garon},
  year = {1999},
  doi = {10.3133/fs18599},
  url = {https://pubs.usgs.gov/publication/fs18599},
  note = {Source identifier: fs18599}
}