1. van der Ziel, A., Noise: Sources, Characterization, Measurement, 106 (Prentice-Hall, Englewood Cliffs, New Jersey, 1970).
2. See, for example, Reif, F., Fundamentals of Statistical and Thermal Physics, 585 (McGraw-Hill, 1965).
3. van der Ziel, A., Physica, 16, 359 (1950).
4. Verveen, A. A., and Derkson, H. E., Proc. IEEE, 56, 906 (1968).