1. L. Brillouin,Science and Information Theory, 2nd edn. (Academic, New York, 1962); see especially Chap. 12 and 18.
2. G. Nicolis and I. Prigogine,Self Organization in Non-Equilibrium Systems (Wiley, New York, 1977).
3. C. H. Bennett,Sci. Am. 257, 108 (1987).
4. R. Landauer,Appl. Phys. Lett. 51, 2056 (1987).