@misc{indiciae06230260bb99,
  title = {Offshore sand resources along the south shore of Tutuila Island, American Samoa},
  author = {J.R. Dingler and S. C. Wolf and David Carlson},
  year = {1986},
  doi = {10.3133/ofr86112},
  url = {https://pubs.usgs.gov/publication/ofr86112},
  note = {Source identifier: ofr86112}
}