1. U.S. Congress, Office of Technology Assessment, Green Products by Design: Choices for a Cleaner Environment, OTA-E-541 (Washington, DC: U.S. Government Printing Office, October 1992), pp. 10.
2. “Application of Design Compatibility Analysis to Simultaneous Engineering”;Ishii;Artificial Intelligence for Engineering Design, Analysis, and Manufacturing (AI EDAM).,1988
3. “Methods for Process Selection in Design”;Ishii;ASME DTM 90,1990
4. Product Design for Assembly;Boothroyd,1987
5. “Subjective Design Evaluation with Multiple Attributes”;Thurston;ASME DTM 90,1990