@misc{indiciae96e844e8a75a,
  title = {Elephant teeth from the western Gulf of Maine and their implications},
  author = {R. N. Oldale and F.C. Whitmore and J.R. Grimes},
  year = {1987},
  url = {https://pubs.usgs.gov/publication/70197149},
  note = {Source identifier: 70197149}
}