Ulf Westberg

发表

TTT-plotting with censored data based on the PEXE

Bengt Klefsjö, Ulf Westberg, 1993 .

Some Reliability Models for Analyzing the Effect of Operating Conditions

Dhananjay Kumar, Ulf Westberg, 1997 .

On efficient use of censored data and covariate factors in survival analysis and maintenance scheduling

Ulf Westberg, 1997 .

TTT PLOTTING AND MAINTENANCE POLICIES

Bengt Klefsjö, Ulf Westberg, 1996 .

Applications of the PEXE-concept for maintenance policies and proportional hazards models

Ulf Westberg, 1994 .

TTT-PLOTTING FOR CENSORED DATA BASED ON THE PIECEWISE EXPONENTIAL ESTIMATOR

Bengt Klefsjö, Ulf Westberg, 1994 .

Maintenance scheduling under age replacement policy using proportional hazards model and TTT-plotting

Ulf Westberg, Dhananjay Kumar, Dhananjay Kumar, 1997 .