@misc{indiciaeba54c5a6d24b,
  title = {Natural-field and very low-frequency tipper profile interpretation of contacts},
  author = {Victor F. Labson and Alex Becker},
  year = {1987},
  doi = {10.1190/1.1442286},
  url = {https://pubs.usgs.gov/publication/70014831},
  note = {Source identifier: 70014831}
}