1. There are a number of excellent reviews of magnetoplasma effects in solids. Among them are: P.M. Platzman and P.J. Wolff “Waves and Interactions in Solid State Plasmas,” Solid State Physics-Supplement 13, Eds. H. Ehrenreich, F. Seitz and D. Turnbull, Academic Press, New York (1973)
2. E. D. Palik and J.K. Furdyna “Infrared and Microwave Magnetoplasma Effects in Semiconductors,” Rep. Prog. Phys. 33, 1193 (1970)
3. E. D. Palik and B.G. Wright “Free-Carrier Magnetooptic Effects,” Semiconductors and Semi-metals, Vol. 3, Eds. R.K. Willardson and A.C. Beer, Academic Press, New York, p. 421 (1967). These reviews contain very complete bibliographies to which the reader is referred for original sources.
4. L. Onsager, Phil. Mag. 43, 1006 (1952).
5. B. Lax, H.J. Zeiger and R.N. Dexter, Physics 20, 818 (1954)