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2. Special Functions,;G. E. Andrews;Encyclopedia of Mathematics and Its Applications,1999
3. Generalized Hypergeometric Series,;W. N. Bailey;Cambridge Tracts in Mathematics and Mathematical Physics,1964
4. Multivariate approximating averages,;E. Belinsky;\emph{J. Approx. Theory 125},2003
5. Growth and integrability of Fourier transforms on Euclidean spaces,;W. O. Bray;to appear in \emph{J. Fourier Analysis and Applications}