TY - JOUR AU - Yu. I. Lyubarskii TI - Properties of systems of linear combinations of powers JO - Algebra i analiz PY - 1989 SP - 1 EP - 69 VL - 1 IS - 6 UR - http://geodesic.mathdoc.fr/item/AA_1989_1_6_a0/ LA - ru ID - AA_1989_1_6_a0 ER -