1. R. H. Myers and D. C. Montgomery, Response Surface Methodology, Wiley, New York (2002).
2. P. Venkataraman, Applied Optimization with MATLAB Programming, Wiley, New York (2002).
3. G. Taguchi, S. Chowdhury, Y. Wu, Taguchi’s Quality Engineering Handbook, Wiley, New York (2004).
4. M.H.A. Bonte, A.H. van den Boogaard and R van Ravenswaaij, The robust optimisation of metal forming processes, In: Proc. ESAFORM 2007, eds, E. Cueto and F. Chinesta, AIP (2007) 9-14.