@misc{indiciae15b3e9fd8aea,
  title = {Salinity of water in the Delaware Estuary},
  author = {Bernard Cohen},
  year = {1957},
  doi = {10.3133/ofr5720},
  url = {https://pubs.usgs.gov/publication/ofr5720},
  note = {Source identifier: ofr5720}
}