KOZAK, V. I.; DUDKIN, M. E. Direct and inverse spectral problems for block Jacobi type bounded symmetric matrices related to the two dimensional real moment problem. Methods of Functional Analysis and Topology, [S. l.], v. 20, n. 3, p. 219–251, 2014. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/581. Acesso em: 16 dec. 2025.