@article{219580,
      note = {Cover title.},
      author = {Anderson, Walter L.},
      url = {http://library.usi.edu/record/219580},
      title = {Rapid computation of electromagnetic fields for  high-frequency sounding in the 300 kHz to 30 MHz range over  layered media /},
      publisher = {U.S. Geological Survey,},
      recid = {219580},
      pages = {7 leaves, [5] leaves of plates :},
      address = {Denver, Colo. :},
      year = {1994},
}