1. M. E. Fisher, J. Math. Phys. 5, 944 (1964).
2. G. B. Benedek, Thermal Fluctuations and the Scattering of Light, in Statistical Physics, Phase Transitions, and Superfluidity, Vol. 2, 1966 Brandeis University Summer Institute in Theoretical Physics, M. Chretien, S. Deser, and E. P. Gross, eds. (Gordon and Breach, New York, 1968), p. 1.
3. K. Kawasaki, Ann. Phys. (N.Y.) 61, 1 (1970);
4. Phys. Rev. A 1, 1750 (1970).
5. K. Kawasaki and S. M. Lo, Phys. Rev. Lett. 29, 48 (1972).