SELVAM, A. George Maria; VIGNESH, D; JANAGARAJ, R. Stability of Fractional Order System of Duffing Equation with Quadratic and Cubic Nonlinearities. International Journal of Computer Sciences and Engineering, [S. l.], v. 7, n. 5, p. 16–19, 2025. Disponível em: https://ijcse.isroset.org/index.php/j/article/view/4818. Acesso em: 2 feb. 2026.