PERERA, D. H. S.; GALLAGE, D. Solution Methods for Nonlinear Ordinary Differential Equations Using Lie Symmetry Groups. Advanced Journal of Graduate Research, [S. l.], v. 13, n. 1, p. 37–61, 2023. DOI: 10.21467/ajgr.13.1.37-61. Disponível em: https://journals.aijr.org/index.php/ajgr/article/view/5803. Acesso em: 4 jun. 2026.