Asymptotic representations of momotone solutions of order $n$ differential equations with an Emden - Fouler type nonlinearity. Neliniini Kolyvannya, [S. l.], v. 5, n. 2, p. 266–277, 2002. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/219. Acesso em: 22 jan. 2026.