@misc{indiciae8b90fc201776,
  title = {Can we estimate total magnetization directions from aeromagnetic data using Helbig's integrals?},
  author = {Jeffrey Phillips},
  year = {2014},
  doi = {10.1186/bf03351848},
  url = {https://pubs.usgs.gov/publication/70027680},
  note = {Source identifier: 70027680}
}