@misc{indiciaeb6ffa89ed281,
  title = {Chemical character of water in the Red River alluvial aquifer, Louisiana},
  author = {M.S. Whitfield},
  year = {1980},
  doi = {10.3133/ofr801018},
  url = {https://pubs.usgs.gov/publication/ofr801018},
  note = {Source identifier: ofr801018}
}