@misc{indiciae7f7eb253513e,
  title = {Fossil and recent calcareous algae from Guam},
  author = {J. H. Johnson},
  year = {1964},
  doi = {10.3133/pp403g},
  url = {https://pubs.usgs.gov/publication/pp403G},
  note = {Source identifier: pp403G}
}