TY - JOUR AU - D. E. Men'shov TI - On the summation of orthogonal series by linear methods JO - Doklady Akademii Nauk PY - 1960 SP - 507 EP - 509 VL - 131 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1960_131_3_a10/ LA - ru ID - DAN_1960_131_3_a10 ER -