@misc{indiciae98fd06acd414,
  title = {Atlantic continental shelf and slope of the United States - Color of marine sediments},
  author = {D.J. Stanley},
  year = {1969},
  doi = {10.3133/pp529d},
  url = {https://pubs.usgs.gov/publication/pp529D},
  note = {Source identifier: pp529D}
}