@misc{indiciaea606806feafa,
  title = {Marine magnetic gradiometer: A tool for the seismic interpreter},
  author = {Richard J. Wold and Alan K. Cooper},
  year = {1989},
  doi = {10.1190/1.1439647},
  url = {https://pubs.usgs.gov/publication/70207703},
  note = {Source identifier: 70207703}
}