1. Sachs G. Principles and methods of sheet metal fabricating. New York: Reinhold Publishing Corporation, 1951. p. 100.
2. Mechanics of sheet metal bending;Schroeder;Transactions of the ASME,1943
3. Springback of metals;Gardiner;Transactions of the ASME,1958
4. Analysis of the plastic bending of wide plate and the effect of stretching of transverse residual stress;Alexander;Proceedings of Institution of Mechanics and Engineering,1959
5. Springback in sheet metal forming after bending;Botros;ASME 67—WAP Production,1967