1. S. Black et al., How Safe is Too Safe, IAEA Bulletin 22 Nr. 1 (Feb. 1980) 40
2. D. Hurst, Safety Principles, ibidem, S. 51
3. E. O’Donnell et al., Cost-Benefit Comparison, Nuclear Safety 20 Nr. 5 (1979) 525
4. T. Kelety, What risks should we run? New Scientist (12. May 1977) 320
5. W. Rowe, An Anatomy of Risk, Whiley, New York, 1977