%0 Journal Article %A T. A. Garmanova %A I. A. Sheipak %T Relationship Between the Best~$L_p$ Approximations of Splines by Polynomials with Estimates of the Values of Intermediate Derivatives in Sobolev Spaces %J Matematičeskie zametki %D 2023 %P 623-627 %V 114 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2023_114_4_a10/ %G ru %F MZM_2023_114_4_a10