TY - JOUR AU - V. A. Dmitrushchenkov TI - Spectrum of the Schr\"odinger operator with periodic potential in a two-dimensional strip JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1982 SP - 66 EP - 67 VL - 16 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1982_16_4_a10/ LA - ru ID - FAA_1982_16_4_a10 ER -