Bilanyk, I. B., and D. I. Bodnar. “Two-Dimensional Generalization of the Thron–Jones Theorem on the Parabolic Domains of Convergence of Continued Fractions”. Ukrains’kyi Matematychnyi Zhurnal, Vol. 74, no. 9, Nov. 2022, pp. 1155 -69, doi:10.37863/umzh.v74i9.7096.