1. L. L. Foldy, Phys. Rev. 67 (3–4), 107 (1945).
2. V. Tversky, Proc. Symp. Appl. Math. (Am. Math. Soc., Providence, Rhode Island) 16, 84 (1964).
3. V. Tversky, in Proc. Interdisciplinary Conf. Univ. Massachusetts at Amherst, Amherst, June, 1965), Ed. by R. L. Rowell and R. S. Stein (Gordon and Breach, New York, 1967), p. 579.
4. Yu. N. Barabanenkov, Usp. Fiz. Nauk 117, 49 (1975).
5. S. M. Rytov, Yu. A. Kravtsov, and V. I. Tatarskii, Introduction to Statistical Radiophysics, Part 2: Random Fields, Ed. by S. M. Rytov (Nauka, Moscow, 1978) [in Russian].