Solitons and Other Solutions for the Generalized KdV–mKdV Equation with Higher-order Nonlinear Terms. Journal of Partial Differential Equations, [S. l.], v. 29, n. 3, p. 218–245, 2016. DOI: 10.4208/jpde.v29.n3.5. Disponível em: https://global-sci.com/index.php/jpde/article/view/4271. Acesso em: 6 dec. 2025.