ZAGORODNYUK, S. M. Integral representations for spectral functions of some nonself-adjoint Jacobi matrices. Methods of Functional Analysis and Topology, [S. l.], v. 15, n. 1, p. 91–100, 2009. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/412. Acesso em: 16 dec. 2025.