Asymptotic properties of global solutions of systems of differential-functional equations of neutral type with nonlinear deviations of the argument. Neliniini Kolyvannya, [S. l.], v. 5, n. 4, p. 489–503, 2002. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/236. Acesso em: 22 jan. 2026.