On the behavior of solutions of differential functional equations with constant coefficients and a linearly transformed argument in a neighborhood of a singular point. Neliniini Kolyvannya, [S. l.], v. 12, n. 4, p. 435–442, 2009. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/536. Acesso em: 21 jan. 2026.