1. R. Geller, Electron Cyclotron Resonance Ion Sources and ECR Plasmas (Institute of Physics Publishing, London, 1996).
2. A. I. Akhiezer, I. A. Akhiezer, R. V. Polovin, et al., Plasma Electrodynamics (Nauka, Moscow, 1974; Pergamon, Oxford, 1975).
3. V. L. Ginzburg, The Propagation of Electromagnetic Waves in Plasmas (Nauka, Moscow, 1967; Pergamon, Oxford, 1970).
4. T. H. Stix, The Theory of Plasma Waves (Mc Graw-Hill, New York, 1962; Atomizdat, Moscow, 1965).
5. A. V. Timofeev, Fiz. Plazmy 18, 407 (1992) [Sov. J. Plasma Phys. 18, 214 (1992)].