TY - JOUR AU - V. P. Motornyi AU - O. V. Motornaya TI - Best average approximation of the classes of differentiable functions by algebraic polynomials JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1995 SP - 171 EP - 188 VL - 210 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1995_210_a9/ LA - ru ID - TM_1995_210_a9 ER -