TY - JOUR AU - A. S. Lyskova TI - Topological properties of the Schr\"odinger operator in a~magnetic field and with a~weak potential JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1981 SP - 165 EP - 166 VL - 36 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1981_36_5_a18/ LA - en ID - RM_1981_36_5_a18 ER -