Change detection in the Cox Proportional Hazards models from different reliability data. - Zhiguo Li; Shiyu Zhou; Crispian Sievenpiper; Suresh Choubey (Qual. Reliab. Eng. Int., 2010)

Statistical Monitoring of Time-to-Failure Data Using Rank Tests. - Zhiguo Li; Shiyu Zhou; Crispian Sievenpiper; Suresh Choubey (Qual. Reliab. Eng. Int., 2012)