@misc{indiciae649e31923021,
  title = {Physical and chemical comparison of modern and fossil tooth and bone material},
  author = {Elizabeth B. Jaffe and A.M. Sherwood},
  year = {1951},
  doi = {10.3133/ofr5169},
  url = {https://pubs.usgs.gov/publication/ofr5169},
  note = {Source identifier: ofr5169}
}