HORODNII , M. F.; KRAVETS , V. P. Bounded solutions of a second-order difference equation with jumps of operator coefficients. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 73, n. 3, p. 335–340, 2021. DOI: 10.37863/umzh.v73i3.6058. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/6058. Acesso em: 5 dec. 2025.