Multiplicity and Stability of Equilibrium States of Three-Dimensional Nonlinear System. Journal of Nonlinear Modeling and Analysis, [S. l.], v. 1, n. 4, p. 595–604, 2024. DOI: 10.12150/jnma.2019.595. Disponível em: https://www.global-sci.com/index.php/jnma/article/view/13542. Acesso em: 6 dec. 2025.