%0 Journal Article %A A. S. Makin %T Structure of the spectrum of a nonselfadjoint Dirac operator %J Sbornik. Mathematics %D 2023 %P 39-57 %V 214 %N 1 %U http://geodesic.mathdoc.fr/item/SM_2023_214_1_a2/ %G en %F SM_2023_214_1_a2