1. Statistical Theory of Reliability and Life Testing;Barlow,1975
2. On the use of stochastic processes in modelling reliability problems;Birolini,1985
3. Quasi-stationary distribution of birth and death processes;Cavender;Advances in Applied Probability,1978
4. The analysis of non-Markovian stochastic processes by the inclusion of supplementary variables;Cox,1955
5. Renewal Theory;Cox,1962