GORODNII, M.; KRAVETS, V. The bounded solutions of a second•order difference equation with a jump of the operator coefficient . Reports of the National Academy of Sciences of Ukraine, Kyiv, Ukraine, n. 2, p. 12–16, 2019. DOI: 10.15407/dopovidi2019.02.012. Disponível em: https://nasu-periodicals.org.ua/index.php/dp/article/view/2140. Acesso em: 30 may. 2026.