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Numerical Solution of Piecewise-Stationary Mt-Gt-I Queues
Choudhury, Gagan L., (1997)
Exponential Approximations for Tail Probabilities in Queues II: Sojourn Time and Workload
Abate, Joseph, (1996)
Exponential Approximations for Tail Probabilities in Queues, I: Waiting Times
Abate, Joseph, (1995)