TY - JOUR AU - Yu. S. Nikol'skii TI - Inequalities between different seminorms of differentiable functions of several variables JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1979 SP - 239 EP - 264 VL - 150 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1979_150_a13/ LA - ru ID - TM_1979_150_a13 ER -