Worldwide Comparison of Lightning Impulse Voltage Measuring Systems at the 400-kV Level.
Jari K. HällströmMartti M. AroAnders BergmanV. Bovier-LapierreF. GarnachoJ. I. JuvikV. KiselievZ. Lian HongWolfgang LucasYi LiM. L. PykäläJuris RungisK. SchonV. H. TruongPublished in: IEEE Trans. Instrum. Meas. (2007)