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Scheduling Flexible Servers with Convex Delay Costs: Heavy-Traffic Optimality of the Generalized c#956-Rule
Mandelbaum, Avishai, (2004)
The Fluid Limit of an Overloaded Processor Sharing Queue
Puha, Amber L., (2006)
Shadow-Routing Based Control of Flexible Multiserver Pools in Overload
Stolyar, Alexander L., (2011)