TY - JOUR AU - E. G. Reimers TI - Mean value theorems and multiplication of summable series JO - Doklady Akademii Nauk PY - 1958 SP - 1196 EP - 1199 VL - 120 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1958_120_6_a7/ LA - ru ID - DAN_1958_120_6_a7 ER -