@misc{indiciae6474749485ee,
  title = {Curves showing time of travel and passage time of a contaminant at downstream locations in the Mississippi River below Baton Rouge, Louisiana},
  author = {D.E. Everett},
  year = {1971},
  doi = {10.3133/ofr7196},
  url = {https://pubs.usgs.gov/publication/ofr7196},
  note = {Source identifier: ofr7196}
}