@misc{indiciae03d2064edec1,
  title = {Maps and seismic profiles showing geology of the inner continental shelf, Cape Ann, Massachusetts to New Hampshire},
  author = {R. N. Oldale and L. E. Wommack},
  year = {1987},
  doi = {10.3133/mf1892},
  url = {https://pubs.usgs.gov/publication/mf1892},
  note = {Source identifier: mf1892}
}