1. T. Sanner and A. Pihl, “Enzymological Aspects of Food Irradiation,” IAEA, Vienna, 1969, p. 23.
2. K. I. Altman, G. B. Gerber and S. Okada, “Radiation Biochemistry,” Vol. I, Academic Press, Inc., New York, 1970, p. 39.
3. J. W. T. Spinks and R. J. Woods, “An Introduction to Radiation Chemistry,” John Wiley & Sons, Inc., New York, 1976, p. 247.