1. A. Ishimaru,Wave Propagation in Random Media (Academic Press, New York, 1978).
2. B. Souillard, Waves and electrons in non-homogeneous media, inProceeding of Les Houches, Session XLVI Chance and Matter, J. Vannimenus, J. Souletie, and R. Stora, eds. (Elsevier, 1987).
3. D. Sornette, Acoustic waves in random media, II Coherent effects and strong disorder regime,Acustica 67:251 (1989).
4. P. Lee and T. V. Ramakrishnan,Rev. Mod. Phys. 57:291 (1985); D. Thouless, inIll-Condensed Matter, R. Balian, R. Maynard, and G. Toulouse, eds. (North-Holland, 1979), pp. 1?62; D. Sornette and B. Souillard, A mean field approach to Anderson localization, in preparation.
5. D. Voohardt and P. W�ffle,Phys. Rev. Lett. 45:842 (1980);48:699 (1982).