1. Multivariate scattered data derivative generation by functional minimization;Alfeld,1984
2. A transfinite C2 interpolant over triangles;Alfeld;Rocky Mountain J. Math.,1984
3. MICROSCOPE: A software system for multivariate analysis;Alfeld,1984
4. Representation and approximation of surfaces;Barnhill,1977
5. Computer aided surface representation and design;Barnhill,1983