6I Okamoto, A Takahashi, H Sugiura et al.Computer aided design and evaluation system for stamping dies in Toyota. SAE Paper 880524, 1988:79～89
7Near Zero Stamping Planning,www.autobody.org/nzs.html
8Anna C Thornton. A mathematical framework for the key characteristic process. MIT working paper, 1999.
9Tyson R Browing.Use of dependency structure matrices for product development cycle time reduction. Proceedings of the 5th ISPE International Conference on Concurrent Engineering.Tokyo, 1998:1～8
10H B Marri, A Gunasekaran, R J Grieve.Computer-aided process planning: a state of art.Advanced Manufacturing Technology, 1998,(14):261～268
