TY - JOUR AU - P. L. Ul'yanov TI - Divergent series over a Haar system and over bases JO - Doklady Akademii Nauk PY - 1961 SP - 556 EP - 559 VL - 138 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1961_138_3_a15/ LA - ru ID - DAN_1961_138_3_a15 ER -