TY - JOUR AU - V. S. Serov TI - On absolute convergence of series in eigenfunctions of a JO - Doklady Akademii Nauk PY - 1987 SP - 37 EP - 41 VL - 293 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1987_293_1_a6/ LA - ru ID - DAN_1987_293_1_a6 ER -