(1)Ding-zhong Feng, Mitsuo Yamashiro :”Optimal Production Policy for
　　　a Manufacturing System with Volume Flexibility in a supply chain under
　　　Lumpy Demand,International Journal of advanced Manufacturing
　　　Technology”, Springer-Verlag Press, Vol.30, No.7-8, pp777-784(2005.4)

　 (2)Ding-zhong Feng, Mitsuo Yamashiro：“Supplier Selection in Supply
　 　　Chain System : A Fuzzy Decision Approach，
　　　電子情報通信学会技術研究報告，AI2004-95-101，
　　　「人工知能と知識処理」pp.37-40(2005.3)

　
　 (3)Ding-zhong Feng, Mitsuo Yamashiro:”Supplier Selection in Supply
　 　　Chain System : A Fuzzy Decision Approach”, 情報処理学会研究報告
　　　2005-ICS-139「知能と複雑系」，pp.181-184(2005.3)

　
　 (4)Lei-Lei Chen, Ding-zhong Feng and Mitsuo Yamashiro:
　 　”A Comprehensive Vendor-Selection Method based on Fuzzy Decision
　　　Theory”, 浙江工業大学学報（中国），Vol.33, No.6,pp.702-709(2005.12)

　
　 (5)Ding-Zhong Feng and Mitsuo Yamashiro:”A Decision-making Model for
　　　a Two-stage Production-Delivery System in SCM Environment”, IEEJ
　　　Transactions on Electronics, Information and Systems,Vol.124-C, No.10

　　　(2004) pp.1952-1957.

　
　 (6)Ding-Zhong Feng and Mitsuo Yamashiro:”Methodology for the Design of
　 　　a Product/project-oriented Virtual Enterprise”, Manufacturing
　 　　Information Engineering of China(in Chinese)(2003) pp.42-46.

　
　 (7)Ding-Zhong Feng and Mitsuo Yamashiro ;”A Pragmatic Approach for
　 　　Optimal Selection of Plant-specific Process Plans in a
　　　 Virtual Enterprise Production Planning Control”

　 　　Vol.14, No.6， (2003.9) pp.562-570.

　
　 (8)Ding-Zhong Feng and Mitsuo Yamashiro:”A Decision-making Model for
　 　　Optimal Production Rate in Economic Volume-flexibility Production
　 　　System”, Journal of Statistics Management Systems, Vol.6, No.3,
　 　　(2003,11) pp.411-426.