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Introduction to queueing theory
Cooper, Robert B., (1981)
D/G/1 queues with vacation
Servi, L. D., (1986)
Stochastic monotonicity of the queue lenghts in closed queueing networks
Shanthikumar, J. George, (1987)
On bounds for bulk arrival queues
Yao, David D. W., (1984)
The queuing system M/GB/l and its ramifications
Chaudhry, M. L., (1981)