TY - JOUR AU - S. N. Naboko AU - A. B. Pushnitskii TI - Point Spectrum on a Continuous Spectrum for Weakly Perturbed Stark Type Operators JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1995 SP - 31 EP - 44 VL - 29 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1995_29_4_a2/ LA - ru ID - FAA_1995_29_4_a2 ER -