Solutions of Different Types of the Linear and Nonlinear Higher-Order Boundary Value Problems by Differential Transformation Method. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 2, n. 3, p. 426–447, 2009. Disponível em: https://www.ejpam.com/index.php/ejpam/article/view/412.. Acesso em: 3 may. 2024.