@misc{indiciaeaef13ed25a1c,
  title = {Sun-illuminated sea floor topography of quadrangle 7 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts},
  author = {Page C. Valentine and Jessica L. Baker and Tanya S. Unger},
  year = {1999},
  doi = {10.3133/i2707},
  url = {https://pubs.usgs.gov/publication/i2707},
  note = {Source identifier: i2707}
}