@misc{indiciae62956404382c,
  title = {Bibliography of the geology of the western phosphate field},
  author = {Robert A. Harris and David F. Davidson and Bertha P. Arnold},
  year = {1954},
  doi = {10.3133/b1018},
  url = {https://pubs.usgs.gov/publication/b1018},
  note = {Source identifier: b1018}
}