References
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- Nakajima, N., “A newly developed technique to fabricate dies and electrodes with wires”, Bulletin of the JSME, Vol. 12 No. 54, 1969, 1546–1554
- Pinson, G. T., “Apparatus for forming sheet metal”, US patent no. 4212188, July 1980
- Papazian, J. M., Anagnostou, E. L., Christ, R. J. Jr., Hoitsma, D., Ogilvie, P., and Schwarz, R. C., “Tooling For Rapid Sheet Metal Parts Production”, 6th Joint FAA/DoD/NASA Conference on Ageing Aircraft, San Francisco, CA, USA, September 16–19, 2002
- Polymorph, a proprietary thermoplastic from Middlesex University, UK