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Partitions of point processes: Multivariate poisson approximations
Serfozo, Richard F., (1985)
Relating the waiting time in a heavy-traffic queueing system to the queue length
Serfozo, Richard F., (1994)
ARTICLES - M-M-l Queues with Switching Costs and Hysteretic Optimal Control
Kitaev, M.Yu, (1999)