Sole versus dual sourcing in stochastic lead-time (s,Q) inventory models
Management Science
An inventory system with multiple replenishment scheduling
Operations Research Letters
Mathematical and Computer Modelling: An International Journal
Information Sciences: an International Journal
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For a continuous-review inventory system with lost sales, non-unit-sized demand, multiple replenishment orders outstanding, and split deliveries, we derive the stationary distribution of the on-hand inventory using a level-crossing methodology. This distribution is then used to formulate an exact expression for the long-run average cost per unit time. Some numerical results are also presented.