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ISSN:1382-6905|9|3|313-323

Springer Publishing Company ‎(2005)‎

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By Crama Y.   Flippo O.E.   van de Klundert J.   Spieksma F.C.R.   in European Journal of Operational Research

ISSN:0377-2217|98|3|457-472

Elsevier‎(1997)‎

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