1. Baum, C. E., E. L. Breen, J. P. O'Neill, C. B. Moore, and D. L. Hall: Measurement of Electromagnetic Properties of Lightning with 10 Nanosecond Resolution. “Lightning Technology,” pp. 39–84. NASA Conference Publication 2128, FAA-RD-80–30, April 1980.
2. Baum, R. K.: Airborne Lightning Characterization. “Lightning Technology,” pp. 153–172. NASA Conference Publication 2128, FAA-RD-80–30, April 1980.
3. Radiation from Lightning Discharges in the Frequency Range 400 to 1000Mc/s;Brook;J. Geophys. Res.,1964
4. Quantitative Study of Strokes and Continuing Currents in Lightning Discharges to Ground;Brook;J. Geophys. Res.,1962
5. Some Properties of EM Radiation from Lightning;Clegg;J. Geophys. Res.,1979