A Doubly Critical Elliptic Problem with Submanifold Singularities. Gulf Journal of Mathematics, [S. l.], v. 23, n. 2, 2026. DOI: 10.56947/n8dw2419. Disponível em: https://gjom.org/index.php/gjom/article/view/4761. Acesso em: 19 aug. 2026.