Bounds of a new four-dimensional hyperchaotic system with a two-scroll attractor. Nonlinear Studies, [S. l.], v. 31, n. 4, p. 1335–1341, 2024. Disponível em: https://nonlinearstudies.com/index.php/nonlinear/article/view/3355. Acesso em: 11 oct. 2025.