@misc{indiciaec74c4873a7ed,
  title = {Government explores public phosphate lands in Florida},
  author = {P. V. Roundy and and others},
  year = {1938},
  doi = {10.3133/ofr386},
  url = {https://pubs.usgs.gov/publication/ofr386},
  note = {Source identifier: ofr386}
}