%0 Journal Article %A P. B. Djakov %A B. S. Mityagin %T Spectral triangles of non-selfadjoint Hill and Dirac operators %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2020 %P 587-626 %V 75 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_2020_75_4_a0/ %G en %F RM_2020_75_4_a0