Asymptotic integration of second-order differential equations: Levinson-Weyl theory, Poincaré-Perron property, Lyapunov type numbers, and dichotomy. Nonlinear Studies, [S. l.], v. 17, n. 2, 2010. Disponível em: https://nonlinearstudies.com/index.php/nonlinear/article/view/372. Acesso em: 13 sep. 2025.