@misc{indiciae6b49ac634f5b,
  title = {Terrain corrections for borehole gravity measurements},
  author = {Larry A. Beyer},
  year = {1979},
  doi = {10.1190/1.1441028},
  url = {https://pubs.usgs.gov/publication/70046177},
  note = {Source identifier: 70046177}
}