Bifurcations of solutions to a boundary-value problem for integro-differential systems with degenerate kernel. Neliniini Kolyvannya, [S. l.], v. 20, n. 4, p. 465–476, 2017. Disponível em: https://nosc.imath.kiev.ua/index.php/nosc/article/view/883. Acesso em: 12 apr. 2026.