1. Barlow, R. and Proschan, F. (1966). Mathematical Theory of Reliability, Society of Industrial and Applied Mathematics,New York.
2. Lehmann, A. (2007). Degradation Processes, in Encyclopedia of Statistics in Quality and Reliability,John Wiley.
3. Ross, S. M. (1982).Stochastic Processes, John Wiley & Sons, New York.
4. Rinne, H. (2009).The WeibullDistribution: A Handbook, Chapman and Hall, London.
5. Stuart, A., Ord, K. and Arnold, S. (2009). Kendall’s Advanced Theory of Statistics: Volume 2A-Classical Inference and the Linear Model,6thedition, John Wiley, New York.