@misc{indiciae5484e7cfe8c9,
  title = {High-resolution geologic mapping of the inner continental shelf: Nahant to Gloucester, Massachusetts},
  author = {Walter A. Barnhardt and Brian D. Andrews and Bradford Butman},
  year = {2006},
  doi = {10.3133/ofr20051293},
  url = {https://pubs.usgs.gov/publication/ofr20051293},
  note = {Source identifier: ofr20051293}
}