DudkinM. Y. and KozakV. 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), pp. 495-505. Available at: http://umj.imath.kiev.ua/index.php/umj/article/view/1855 (Accessed: 28November2020).