1. T. Anderson and P. A. Lee, “Fault Tolerance: Principles and Practice,” Prentice Hall International, London, England, 1981.
2. T. Anderson, P. A. Barrett, D. N. Halliwell, and M. R. Moulding, “An Evaluation of Software Fault Tolerance in a Practical System,” Digest of FTCS-15, the 15th International Symposium on Fault-Tolerant Computing, Ann Arbor, Michigan, June 1985, pp. 140–145.
3. A. Avižienis, “Fault-Tolerant and Fault-Intolerance: Complementary Approaches to Reliable Computing,” Proceedings of the 1975 International Conference on Reliable Software, Los Angeles, April 1975, pp. 458–464.
4. A. Avižienis and L. Chen, “On the Implementation of N-version Programming for Software Fault Tolerance During Execution,” Proceedings of the 1st IEEE-CS International Computer Software and Applications Conference (COMPSAC 77), Chicago, November 1977, pp. 149–155.
5. A. Avižienis and J. P. J. Kelly, “Fault-Tolerance by Design Diversity: Concepts and Experiments,” Computer, Vol. 17, No. 8, August 1984, pp. 67–80.