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Testing whetherF is more IFR thanG
Ahmad, I., (1990)
Likelihood Based Inference for Cause Specific Hazard Rates under Order Restrictions
Dykstra, R., (1995)
Consecutitve-k-out-of-n Systems - Stochastic Ordering Results for Consecutive k-out-of-ii : F Systems
Boland, P.J., (2004)