Khachatryan, Kh.A., and M.H. Avetisyan. “ON SOLVABILITY OF AN INFINITE NONLINEAR SYSTEM OF ALGEBRAIC EQUATIONS WITH TEOPLITZ–HANKEL MATRICES”. Proceedings of the YSU A: Physical and Mathematical Sciences 51, no. 2 (243) (June 15, 2017): 158–167. Accessed July 23, 2024. https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol51_no2_2017_pp158-167.