@misc{indiciaea58a9038460a,
  title = {Age determinations and growth rates of Pacific ferromanganese deposits using strontium isotopes},
  author = {B.L. Ingram and J.R. Hein and G. L. Farmer},
  year = {1990},
  doi = {10.1016/0016-7037(90)90402-7},
  url = {https://pubs.usgs.gov/publication/70242601},
  note = {Source identifier: 70242601}
}