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Emergency orders in the periodic-review inventory system with fixed ordering costs and compound Poisson demand
Johansen, Søren, (2014)
The (r,q) policy for the lost-sales inventory system when more than one order may be outstanding
Johansen, Søren, (2004)
Note : optimal base-stock policy for the inventory system with periodic review, backorders and sequential lead times
Johansen, Søren, (2006)