SARGSYAN, A. V. ON FACTORIZATION OF A CLASS OF SECOND ORDER MATRIX-FUNCTIONS. Proceedings of the YSU A: Physical and Mathematical Sciences, Yerevan, Armenia, v. 44, n. 1 (221), p. 9–15, 2010. DOI: 10.46991/PYSU:A/2010.44.1.009. Disponível em: https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol44_no1_2010_pp009-015. Acesso em: 22 jul. 2024.