Dudkin, M. Y., & Kozak, V. I. (2016). Jacobi-type block matrices corresponding to the two-dimensional moment problem: polynomials of the second kind and Weyl function. Ukrains’kyi Matematychnyi Zhurnal, 68(4), 495-505. Retrieved from https://umj.imath.kiev.ua/index.php/umj/article/view/1855