AMBRAZEVIČIUS, A.; IVANAUSKAS, F.; PRAGARAUSKAS, H. On Duffing equation with random perturbations. Nonlinear Analysis: Modelling and Control, [S. l.], v. 15, n. 2, p. 129–138, 2010. DOI: 10.15388/NA.15.2.14348. Disponível em: https://www.journals.vu.lt/nonlinear-analysis/article/view/14348. Acesso em: 11 apr. 2025.