@misc{indiciaea60ca91f02a7,
  title = {Virginia titanium deposits},
  author = {Clarence S. Ross},
  year = {1947},
  doi = {10.2113/gsecongeo.42.2.194},
  url = {https://pubs.usgs.gov/publication/70214494},
  note = {Source identifier: 70214494}
}