4Nicholas J Bahr. System Safety Engineering and Risk Assessment: A Practical Approach [M]. Taylor &Francis Ltd, 1997.
5Vincent T Covello, W Gary Flamm, Joseph V Rodrieks, Robert G Tardiff. The Analysis of Acrual Versus Perceived Risks[M]. New York: Plenum Press, 1983:49.
6G M Ballard. Nuclear Safety after Three Mile Island and Chernobyl[M]. Elsevier Applied Science Publishers Ltd Press, 1988:146.
7Willie Hammer. Occupational Safety Management and Engineering[M]. Prentice-Hall Inc. , Englewood Cliffs, N.J. 07632.
8B J M Ale. Safety Engineering and Risk Analysis[M]. The American Society of Mechanical Engineers Press, 2001:81.
9International Nuclear Safety Summary Report on the Post Advisory Group (INSAG). Accident Review Meeting on the Chernobyl Accident, Safety Series[R]. No. 75-INSAG -1, IAEA, Vienna (1986).
