@misc{indiciae45f5fead7f66,
  title = {Gulf of Mexico dead zone - 1000 year record},
  author = {L.E. Osterman and R.Z. Poore and P.W. Swarzenski},
  year = {2010},
  doi = {10.3133/ofr20081099},
  url = {https://pubs.usgs.gov/publication/ofr20081099},
  note = {Source identifier: ofr20081099}
}