K. V. Aleksandrov, A. A. Volkov, L. P. Grachev, I. I. Esakov, L. G. Severinov, “Electromagnetic vibrator: An initiator of air breakdown in the subcritical field of a quasi-optical microwave beam”, Zhurnal Tekhnicheskoi Fiziki, 81:3 (2011), 35–39; Tech. Phys., 56:3 (2011), 351–355
