TY - JOUR AU - Yu. F. Korobeǐnik TI - On the application of the theory of perturbations of normally solvable operators to some classes of operators in a complex domain JO - Vladikavkazskij matematičeskij žurnal PY - 2005 SP - 64 EP - 77 VL - 7 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMJ_2005_7_2_a6/ LA - ru ID - VMJ_2005_7_2_a6 ER -