@misc{indiciae062e94e009f2,
  title = {The Ford-Fleischer file of mineralogical references, through 1977},
  author = {Michael Fleischer},
  year = {1981},
  doi = {10.3133/ofr811169},
  url = {https://pubs.usgs.gov/publication/ofr811169},
  note = {Source identifier: ofr811169}
}