%0 Journal Article %A R. M. Gadzhimirzaev %T On Approximation Properties of Fourier Series in Jacobi Polynomials $P_n^{\alpha-r,-r}(x)$ Orthogonal in the Sense of Sobolev %J Matematičeskie zametki %D 2022 %P 803-818 %V 111 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2022_111_6_a0/ %G ru %F MZM_2022_111_6_a0