TY - JOUR AU - S. K. Godunov AU - V. S. Ryaben'kii TI - Spectral stability criteria for boundary-value problems for non-self-adjoint difference equations JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1963 SP - 1 EP - 12 VL - 18 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1963_18_3_a0/ LA - en ID - RM_1963_18_3_a0 ER -