Lyapunov-Type Inequalities for Fractional $(p, q)$-Laplacian Systems. Journal of Nonlinear Modeling and Analysis, [S. l.], v. 1, n. 3, p. 397–413, 2024. DOI: 10.12150/jnma.2019.397. Disponível em: https://gsp.tricubic.dev/jnma/article/view/13531. Acesso em: 14 mar. 2026.