@misc{indiciaec0070a8578c8,
  title = {Rapid computation of electromagnetic fields for high-frequency sounding in the 300 kHz to 30 MHz range over layered media},
  author = {W.L. Anderson},
  year = {1994},
  doi = {10.3133/ofr94196},
  url = {https://pubs.usgs.gov/publication/ofr94196},
  note = {Source identifier: ofr94196}
}