@misc{indiciaea1d82ee92088,
  title = {Bibliography on titanium to January 1, 1950},
  author = {Jean Richards Carpenter and Gwendolyn Werth Luttrell},
  year = {1951},
  doi = {10.3133/cir87},
  url = {https://pubs.usgs.gov/publication/cir87},
  note = {Source identifier: cir87}
}