1. Piegl, L., Tiller, W.: The NURBS Book, 2nd edn. Springer, New York (1997)
2. Dierckx, P.: Curve and Surface Fitting with Splines. Oxford University Press, New York (1993)
3. Farin, G.: Curves and Surfaces for CAGD, A Practical Guide, 5th edn. Morgan Kaufmann, San Francisco (1999)
4. Crisfield, M.A.: Nonlinear Finite Element Analysis of Solids and Structures, vol. 1: Essentials. Wiley, New York (1991)
5. Zienkiewicz, O.C., Taylor, R.L.: The Finite Element Method for Solid and Structural Mechanics, 6th edn. Butterworth Heinemann, London (2005)