(3) J. S. Chang, K. Urashima, H. Ramot, H. Z. Zastawnay, N. Karpel Leitner, and G. Touchard : “Experimental Observations of Pulsed Arc Discharge in Water: Pulsed Arc Electrohydraulic Discharges”, Proc. of XV International Conference on Gas Discharges and their Applications, pp. 677-680 (2004)
(4) S. Espie, L. Marsili, S. J. MacGregor, J. G. Anderson, N. J. Rowan, and J. A. Harrower : “A Corona Discharge Based Water Treatment System”, Proc. of XIV International Conference on Gas Discharges and their Applications, F 187, pp. 128-131 (2002)