1. A General Model for the Reliability Analysis of Systems under Various Preventive Maintenance Policies;Flehinger;Annals. of Math. Statis,1962
2. Haasl D.F., Advanced Concepts in Fault Tree Analysis, System Safety Symposium, The Boeing Company, Seattle, USA, Jun. 8–9, 1965.
3. Michels J.M., Computer Evaluation of Safety Fault Tree Model, System Safety Symposium, ibid, Jun. 8–9, 1965.
4. Nagel P.M., A Monte Carlo Method to Compute Fault Tree Probabilities, System Safety Symposium, ibid, Jun. 8–9, 1965.
5. Automatic Reliability Mathematical Model, (ARMM);McKnight,1966