1. Casteljau de, P.: Outillage méthods calcul. Paris, AndréCitroen Automobiles S.A. 1959.
2. Coons, S.A.: Surfaces for computer aided design of space forms, MIT project MAC-TR-41, 1967.
3. Schoenberg, I.J.; Greville, T.N.E.: On spline functions. in Shisha, O. (ed.): Inequalities. Academic Press (1967) S. 255–291.
4. Cox, M.G.: The numerical evaluation of B-splines. Nat. Phys. Lab. England: Teddington 1971.
5. Bézier, P.: Numerical Control, Mathematics and Applications, John Wiley & Sons 1972.