On the structure of the set of continuously differentiable solutions of some boundary-value problem for a system of differential-functional equations of neutral type. Neliniini Kolyvannya, [S. l.], v. 10, n. 2, p. 277–289, 2007. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/436. Acesso em: 22 jan. 2026.