TY - JOUR AU - L. V. Taikov TI - Improvement of an inequality of Hardy containing an estimate of the size of an intermediate derivative of a function JO - Matematičeskie zametki PY - 1991 SP - 114 EP - 122 VL - 50 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1991_50_4_a16/ LA - ru ID - MZM_1991_50_4_a16 ER -