@misc{indiciae05cb41ccc9d6,
  title = {Mineral resources off the northeastern coast of the United States},
  author = {Frank T. Manheim},
  year = {1972},
  doi = {10.3133/cir669},
  url = {https://pubs.usgs.gov/publication/cir669},
  note = {Source identifier: cir669}
}