Multivariate approximating averages. - Eduard Belinsky; Feng Dai; Zeev Ditzian (J. Approx. Theory, 2003)

Erratum to "Multivariate approximating averages". - Eduard Belinsky; Feng Dai; Zeev Ditzian (J. Approx. Theory, 2004)

Combinations of multivariate averages. - Feng Dai; Zeev Ditzian (J. Approx. Theory, 2004)

Ul'yanov and Nikol'skii-type inequalities. - Zeev Ditzian; S. Yu. Tikhonov (J. Approx. Theory, 2005)

Approximation on Banach spaces of functions on the sphere. - Zeev Ditzian (J. Approx. Theory, 2006)

A note on equivalence of moduli of smoothness on the sphere. - Zeev Ditzian (J. Approx. Theory, 2007)

Sharp Jackson inequalities. - Feng Dai; Zeev Ditzian; S. Yu. Tikhonov (J. Approx. Theory, 2008)

Ul'yanov-type inequality for bounded convex sets in Rd. - Zeev Ditzian; A. V. Prymak (J. Approx. Theory, 2008)

Jackson theorem in Lp, 0p, for functions on the sphere. - Feng Dai; Zeev Ditzian (J. Approx. Theory, 2010)

Smoothness of a function and the growth of its Fourier transform or its Fourier coefficients. - Zeev Ditzian (J. Approx. Theory, 2010)

Relating smoothness to expressions involving Fourier coefficients or to a Fourier transform. - Zeev Ditzian (J. Approx. Theory, 2012)

Hardy-Littlewood inequality for Hp(Sd-1). - Zeev Ditzian (J. Approx. Theory, 2013)

New moduli of smoothness on the unit ball, applications and computability. - Zeev Ditzian (J. Approx. Theory, 2014)

Norm and smoothness of a function related to the coefficients of its expansion. - Zeev Ditzian (J. Approx. Theory, 2015)

Problems and conjectures in approximation that I would like settled. - Zeev Ditzian (J. Approx. Theory, 2018)

Best polynomial approximation in Lw2(S) for the simplex S. - Zeev Ditzian (J. Approx. Theory, 2020)