TANG, H. . Asymptotic Analysis of Solutions of Higher Order Differential Equations and Higher Order Difference Equations. CONVERTER, [S. l.], v. 2021, n. 8, p. 17 - 25, 2021. Disponível em: http://converter-magazine.info/index.php/converter/article/view/608. Acesso em: 29 mar. 2024.