Approximation error of generalized Shannon sampling operators with bandlimited kernels in terms of an averaged modulus of smoothnessTamberg, GertDolomites research notes on approximation2013 / p. 74-82 https://www.emis.de/journals/DRNA/pdf/tamberg-2013-aeg.pdf

On some truncated Shannon sampling seriesTamberg, GertSampling theory in signal and image processing2013 / p. 21-32