1. Lightning: Physics and Effects;Rakov,2003
2. The electromagnetic radiation from lightning in the interval of 10 kHz to 100 MHz;Chen,2003
3. Electromagnetic Signatures of Lightning Near the HF Frequency Band;Makela,2009
4. Lightning Electromagnetics;Cooray,2012
5. Leader process in 3D observed by VLF/LF broadband interferometer;Takayanagi,2012