@misc{indiciaea5ccc467cdf2,
  title = {Economic heavy minerals in sediments from an offshore area east of Cape Charles, Virginia},
  author = {Gretchen Luepke},
  year = {1990},
  doi = {10.3133/ofr90451},
  url = {https://pubs.usgs.gov/publication/ofr90451},
  note = {Source identifier: ofr90451}
}