EVTUKHOV, V. M.; KLOPOT, A. M. Asymptotic Representations for Some Classes of Solutions of Ordinary Differential Equations of Order $n$ with Regularly Varying Nonlinearities. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 65, n. 3, p. 354–380, 2013. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2424. Acesso em: 5 dec. 2025.