Chaotic Behavior and Subharmonic Bifurcations for the Duffing-Van Der Pol Oscillator. Journal of Nonlinear Modeling and Analysis, [S. l.], v. 1, n. 2, p. 237–250, 2024. DOI: 10.12150/jnma.2019.237. Disponível em: https://www.global-sci.com/index.php/jnma/article/view/13519. Acesso em: 6 dec. 2025.