ZhuravlevV. P., FominN. P. and ZabrodskiyP. N. (2023) “Conditions of solvability and submission of solutions of equations with operator matrix in banach spaces”, Ukrains’kyi Matematychnyi Zhurnal, 71(4), pp. 471-485. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/305 (Accessed: 21November2024).