TY - JOUR AU - V. V. Peller TI - Hankel operators in the perturbation theory of unitary and self-adjoint operators JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1985 SP - 37 EP - 51 VL - 19 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1985_19_2_a3/ LA - ru ID - FAA_1985_19_2_a3 ER -