现向各位同仁们求助文献两篇：
【1】Moon.I,Silver E.A.The Multi-Item Newsvendor Problem with
a Budget Constraint and Fixed Ordering Costs[J].The Journal of
the Operational Research Society,2000,51(5).

【2】Shao Zhen,Ji Xiaoyu..Fuzzy Multi-Product Constraint Newsboy
Problem[J].Applied Mathematics and Computation,2006,180(1).
【3】Abdel-Malek..L,Montanari.R.,Morales..L.C..Exact,Approxi-
mate,and Generic Iterative Models for the Multi-Product News-
boy with Budget Constraint[J].International Journal of Produc-
tion Economics,2003,91.

【4】Erlebacher,S.Optimal and Heuristic Solutions for the Multi-Item
newsvendor Problem with a Single Constraint[J].Production and
Operations Management,2000,9.
【5】Layek L.Abdel-Malek,Nathapol Areeratchakul,A Quadratic:
Programming Approach to the Multi-Product Newsvendor Prob-
lem with Side Constraints[J].European Journal of Operational
Research 176,2007,176.
【7】Niederhoff.Julie A,Using Separable Programming to Solve the
Multi-Product Multiple Ex-Ante Constraint Newsvendor Problem
and Extensions[J].European Journal of Operational Research
谢谢各位同仁们！
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