TY - JOUR AU - L. A. Leont'eva TI - On completeness of a system of functions that are close to power functions JO - Sbornik. Mathematics PY - 1971 SP - 400 EP - 418 VL - 13 IS - 3 UR - http://geodesic.mathdoc.fr/item/SM_1971_13_3_a4/ LA - en ID - SM_1971_13_3_a4 ER -