1. Non-uniform sampling in multiply generated shift-invariant subspaces of Lp(Rd);Aldroubi,2002
2. Approximation error for quasi-interpolators and (multi)-wavelet expansions;Blu;Appl. Comput. Harmonic Anal.,1999
3. Splines as linear combinations of B-splines;de Boor,1976
4. Topics in multivariate approximation theory;de Boor,1982
5. Quasiinterpolants and approximation power of multivariate splines;de Boor,1990