TY - JOUR AU - V. I. Ivanov TI - Some extremal properties of polynomials and inverse inequalities of approximation theory JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1980 SP - 79 EP - 110 VL - 145 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1980_145_a3/ LA - ru ID - TM_1980_145_a3 ER -