TY - JOUR AU - V. A. Geiler AU - V. A. Margulis AU - I. I. Chuchaev TI - On lacunae in the spectrum of the three-dimensional periodic Schr\"odinger operator with a~magnetic field JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1995 SP - 198 EP - 199 VL - 50 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1995_50_1_a6/ LA - en ID - RM_1995_50_1_a6 ER -