1. A. Schey J., Introduction to Manufacturing Processes, 1987. 2nd Ed., McGraw-Hill Book Company, Inc., Alcoa, Alloy 6061 Tech Sheet.
2. Amstead, B.H., Ostwald, P.F., and Begeman, M.L., Manufacturing Processes, John Wiley & Sons, 1986.ASM Handbook, Volume 4, Heat Treating.
3. Boljanovic, V., 2004, Sheet Metal Forming Processes and Die Design, 1st Ed, Industrial Press Inc.
4. An Accelerated Springback Compensation Method;Cheng;International Journal of Mechanical Sciences,2007
5. Finite Element Analysis and Optimization on Springback Reduction;Chou;International Journal of Machine Tools & Manufacture,1999