%0 Journal Article %A V. T. Shevaldin %T Extremal interpolation with least norm of linear differential operator %J Matematičeskie zametki %D 1980 %P 721-740 %V 27 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1980_27_5_a5/ %G ru %F MZM_1980_27_5_a5