1. V. L. Ginzburg, The Propagation of Electromagnetic Waves in Plasmas, 2nd ed., Pergamon Press, Oxford-New York (1970).
2. V. E. Golant and A. D. Piliya, Usp. Fiz. Nauk 104, 413 (1971) [Sov. Phys. Usp. 14, 413 (1971)].
3. V. P. Silin, Usp. Fiz. Nauk 145, 225 (1985) [Sov. Phys. Usp. 28, 136 (1985)].
4. N. S. Bukhman, Pis’ma Zh. Tekh. Fiz. 21(4), 51 (1995) [Tech. Phys. Lett. 21, 153 (1995)].
5. V. S. Bukhman and N. S. Bukhman, Zh. Tekh. Fiz. 65(2), 206 (1995) [Tech. Phys. 40, 226 (1995)].