1. V. E. Golant, in Handbook of Plasma Physics, Vol. 2: Basic Plasma Physics, Ed. by A. A. Galeev and R. N. Sudan (Énergoatomizdat, Moscow, 1984; North-Holland, Amsterdam, 1984).
2. I. V. Katin and G. A. Markov, Izv. Vyssh. Uchebn. Zaved., Radiofiz. 42, 2154 (1999) [Radiophys. Quantum Electron. 42, 191 (1999)].
3. A. D. Piliya, Zh. Tekh. Fiz. 36, 2195 (1966) [Sov. Phys. Tech. Phys. 11, 1639 (1967)]; E. Z. Gusakov and A. D. Piliya, Pis’ma Zh. Tekh. Fiz. 18, 63 (1992) [Sov. Tech. Phys. Lett. 18, 325 (1992)].
4. V. I. Arkhipenko, V. N. Budnikov, E. Z. Gusakov, et al., Pis’ma Zh. Éksp. Teor. Fiz. 59, 393 (1994) [JETP Lett. 59, 420 (1994)]; E. Z. Gusakov, N. M. Kaganskaya, M. Kremer, et al., Pis’ma Zh. Tekh. Fiz. 24 (20), 43 (1998) [Tech. Phys. Lett. 24, 806 (1998)].
5. V. S. Bazhanov, G. A. Markov, and I. V. Khazanov, Izv. Vyssh. Uchebn. Zaved., Radiofiz. 24, 519 (1981).