Double-Phase Elliptic Equations with Nonlinear Sources Existence and Uniqueness of the Weak Solution. Journal of Nonlinear Modeling and Analysis, [S. l.], v. 7, n. 5, p. 1757–1767, 2025. DOI: 10.12150/jnma.2025.1757. Disponível em: https://www.global-sci.com/index.php/jnma/article/view/23065. Acesso em: 5 dec. 2025.