1. Surfaces for computer-aided design of space forms;Coons,1967
2. On Coons and other methods for the representation of curved surfaces;Forrest,1972
3. A new twist in computer-aided geometric design;Barnhill;Comput. Graphics Image Proc.,1978
4. Emploi des machines à commande numérique;Bézier,1970
5. Numerical control-mathematics and applications;Forrest,1972