1. C. de Boor, Splines as linear combinations of B-splines. A survey, in:Approximation Theory II, eds: G. Lorentz, C.K. Chui and L. Schumaker (Academic Press, New York, 1976) pp. 1–47.
2. C.K. Chui,An Introduction to Wavelets (Academic Press, Boston, 1992).
3. C.K. Chui and J.Z. Wang, On compactly supported spline wavelets and a duality principle, Trans. Amer. Math. Soc. 330 (1992) 903–915.
4. T.N.T. Goodman, Interpolatory Hermite spline wavelets, J. Approx. Theory, 78 (1994) 174–189.
5. T.N.T. Goodman and S.L. Lee, Wavelets of multiplicityr, Applied Analysis Report AA/921, University of Dundee (1992).