1. Farin, G.: Curves and Surfaces for CAGD, 5th edn. Morgan Kaufmann, San Francisco, CA, USA (2002)
2. Varady, T., Martin, R.R., Cox, J.: Reverse engineering of geometric models—an introduction. Comput. Aided Des. 29(4), 255–268 (1997)
3. Jupp, D.L.B.: Approximation to data by splines with free knots. SIAM J. Numer. Anal. 15, 328–343 (1978)
4. Kennedy, J., Eberhart, R.C., Shi, Y.: Swarm Intelligence. Morgan Kaufmann Publishers, San Francisco (2001)
5. Engelbretch, A.P.: Fundamentals of Computational Swarm Intelligence. Wiley, Chichester, England (2005)