1. Interpolation of scattered data by radial functions;Dyn,1987
2. Positive powers of certain conditionally negative definite matrices;Dyn,1986
3. Interpolation by sums of radial functions;Dyn;IBM Technical Report, RC 14209 (#63504),1988
4. Scttered data interpolation: Tests of some methods;Franke;Math. Comp.,1982
5. Recent advances in the approximation of surfaces from scattered data;Franke,1987