Extremal Functions for Adams Inequalities in Dimension Four. Journal of Partial Differential Equations, [S. l.], v. 33, n. 2, p. 171–192, 2020. DOI: 10.4208/jpde.v33.n2.6. Disponível em: https://www.global-sci.com/index.php/jpde/article/view/4342. Acesso em: 5 dec. 2025.