1. L. P. Grachev, I. I. Esakov, G. I. Mishin, M. Yu. Nikitin, and K. V. Khodataev, Tech. Phys. 30, 228 (1985).
2. N. D. Borisov, A. V. Gurevich, and G. M. Milikh, Artificial Ionized Area in the Atmosphere (Inst. of Terrestrial Magnetism, Ionisphere, and Radio Wave Propagation Akad. Nauk SSSR, Troitsk, 1986).
3. High-Frequency Discharge in Wave Fields, A Collection of Scientific Works (Inst. Prikl. Fiz AN SSSR, Gor’kii, 1988).
4. A. S. Zarin, A. A. Kuzovnikov, and V. M. Shibkov, Freely Localized Microwave Discharge in Air (Neft’ i Gaz, Moscow, 1996).
5. A. V. Gurevich, Phys. Usp. 23, 862 (1980).