1. M. Abramowitz and I. A. Stegun (Ed.), Handbook of Mathematical Functions With Formulas, Graphs, and Mathematical Tables, National Bureau of Standards, Washington, D. C., 1964.
2. R. P. Boas, Entire Functions, Academic Press, New York, 1954.
3. C. de Boor, A Practical Guide to Splines, Springer-Verlag, New York, 1978.
4. Z. Burinska, K. Runovski and H.-J. Schmeisser, On the approximation by generalized sampling series in Lp metrics, Sampl. Theory Signal Image Process., 5, 59–87, 2006.
5. P. L. Butzer and R.J. Nessel, Fourier Analysis and Approximation (vol. 1), Birkhauser, Basel, 1971.