Conditions for the absence of spectral singularities for a non-self-adjoint dirac operator in terms of the potential
English version (Springer): Ukrainian Mathematical Journal 38 (1986), no. 3, pp 305-311.
Citation Example: Syroid I. -P. Conditions for the absence of spectral singularities for a non-self-adjoint dirac operator in terms of the potential // Ukr. Mat. Zh. - 1986. - 38, № 3. - pp. 352–359.
Full text