%0 Journal Article %A P. I. Lizorkin %T Approximation on Riemannian manifold %J Informatics and Automation %D 1991 %P 222-235 %V 200 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1991_200_a20/ %G ru %F TRSPY_1991_200_a20