%0 Journal Article %A N. I. Chernykh %T Approximation by splines with a~given density of distribution of the nodes %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1975 %P 174-197 %V 138 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1975_138_a6/ %G ru %F TM_1975_138_a6