TY - JOUR AU - S. V. Savchenko TI - Typical Changes in Spectral Properties under Perturbations by a Rank-One Operator JO - Matematičeskie zametki PY - 2003 SP - 590 EP - 602 VL - 74 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2003_74_4_a11/ LA - ru ID - MZM_2003_74_4_a11 ER -