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Numerical Solution of Piecewise-Stationary Mt-Gt-I Queues
Choudhury, Gagan L., (1997)
A Markovian Queue with N Servers Subject to Breakdowns and Repairs
Neuts, Marcel F., (1979)
Note--On the Merits of an "Approximation" to the Busy Period of the GI/G/1 Queue
Ramaswami, V., (1979)