Necessary and Sufficient Conditions of Doubly Weighted Hardy-Littlewood-Sobolev Inequality. Analysis in Theory and Applications, [S. l.], v. 30, n. 2, p. 193–204, 2014. DOI: 10.4208/ata.2014.v30.n2.5. Disponível em: https://global-sci.com/index.php/ata/article/view/8017. Acesso em: 5 dec. 2025.