TY - JOUR AU - Yu. A. Brudnyi TI - Investigation of properties of non-periodic functions of several variables by methods in the theory of approximation JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1965 VL - 20 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1965_20_5_a28/ LA - ru ID - RM_1965_20_5_a28 ER -