TY - JOUR AU - N. I. Chernykh TI - Approximation by splines with a~given density of distribution of the nodes JO - Informatics and Automation PY - 1975 SP - 174 EP - 197 VL - 138 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1975_138_a6/ LA - ru ID - TRSPY_1975_138_a6 ER -