3Federgruen A, Zipkin P. A combined vehicle routing and inventory allocation problem [J]. Operations Research, 1984,32 (5):1019-1036.
4Qu W, James H B, Iyogun P. An integrated inventory-transportation system with modified periodic policy for multiple products [J]. European Journal of Operational Research, 1999,115 (2):254-269.
5Viswanathan S, Mathur K. Integrating routing and inventory decisions in one-warehouse multiretailer multiproduct distribution systems [J]. Management Science, 1997,43 (3): 294-312.
6Gallego G, Simchi-Levi D. On the effectiveness of direct shipping strategy for the one-warehouse multi-retailer R-systems [J]. Management Science, 1990,36 (2): 240-243.
7Hall R W. A note on bounds for direct shipping costs [J]. Management Science, 1992,38 (8): 1212-1214.
8Bertazzi L. Analysis of direct shipping policies in an inventory-routing problem with discrete shipping times [J]. Management Science, 2008,54 (4): 748-762.
9Li Jianxiang, Chen Haoxun, Chu Feng. Performance evaluation of distribution strategies for the inventory routing problem [J]. European Journal of Operational Research, 2010,202 (2):412-419.
10Barnes-Schuster D, Bassok Y. Direct shipping and the dynamic single-depot/multi-Retailer inventory system [J]. European Journal of Operational Research, 1997,101 (3): 509-518.