Well-Posedness for Fractional $(p, q)$-Difference Equations Initial Value Problem. Journal of Nonlinear Modeling and Analysis, [S. l.], v. 5, n. 3, p. 565–579, 2024. DOI: 10.12150/jnma.2023.565. Disponível em: https://gsp.tricubic.dev/jnma/article/view/13702. Acesso em: 15 mar. 2026.