@misc{indiciae2609118c4d7c,
  title = {Some observations on rutherfordine},
  author = {Joan R. Clark and C. L. Christ},
  year = {1956},
  doi = {10.3133/tei584},
  url = {https://pubs.usgs.gov/publication/tei584},
  note = {Source identifier: tei584}
}