TY - JOUR AU - V. V. Peller TI - Metric properties of an averaging projector onto the set of Hankel JO - Doklady Akademii Nauk PY - 1984 SP - 275 EP - 281 VL - 278 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1984_278_2_a3/ LA - ru ID - DAN_1984_278_2_a3 ER -