TY - JOUR AU - Yu. N. Subbotin AU - N. I. Chernykh TI - Proceedings of the Conference on Constructive Theory of Functions (Approximation Theory), August~24 -- September~3,~1969 (review) JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1973 VL - 28 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1973_28_3_a31/ LA - ru ID - RM_1973_28_3_a31 ER -