@misc{indiciae2febd22f63ee,
  title = {Volusia Blue Spring — A hydrological treasure},
  author = {Edward R. German},
  year = {2008},
  doi = {10.3133/fs20083035},
  url = {https://pubs.usgs.gov/publication/fs20083035},
  note = {Source identifier: fs20083035}
}