@misc{indiciae4b8af0524faf,
  title = {Atlantic Continental Shelf and Slope of the United States - Gravels of the northeastern part},
  author = {John Schlee and R. M. Pratt},
  year = {1970},
  doi = {10.3133/pp529h},
  url = {https://pubs.usgs.gov/publication/pp529H},
  note = {Source identifier: pp529H}
}