TY - JOUR AU - K. I. Babenko TI - Some remarks on approximation of functions of several variables JO - Sbornik. Mathematics PY - 1971 SP - 493 EP - 511 VL - 15 IS - 4 UR - http://geodesic.mathdoc.fr/item/SM_1971_15_4_a0/ LA - en ID - SM_1971_15_4_a0 ER -