1- Wagoner R. and Chenot, J.L., Forming Analysis, John Wiley, 1997
2- Hosford, W. F. and Caddell, R. M., Metal Forming: Mechanics and Metallurgy, Prentice- Hall, Second Edition, 1993.
3- Altan, T.; Oh, S.; Gegel, H.: FE Forming Analysis : Fundamentals and Applications, ASM, 1983.