Uniqueness of Limit Cycles in a Predator-Prey Model with Sigmoid Functional Response. Journal of Nonlinear Modeling and Analysis, [S. l.], v. 5, n. 4, p. 790–802, 2024. DOI: 10.12150/jnma.2023.790. Disponível em: https://gsp.tricubic.dev/jnma/article/view/13717. Acesso em: 14 mar. 2026.