The First Eigenvalue of $(p, q)$-Laplacian System on $C$-Totally Real Submanifold in Sasakian Manifolds. Journal of Nonlinear Modeling and Analysis, [S. l.], v. 6, n. 4, p. 873–889, 2024. DOI: 10.12150/jnma.2024.873. Disponível em: https://www.global-sci.com/index.php/jnma/article/view/13770. Acesso em: 5 dec. 2025.