Source Type Solutions of a Fourth Order Degenerate Parabolic Equation. Journal of Partial Differential Equations, [S. l.], v. 22, n. 3, p. 205–217, 2009. DOI: 10.4208/jpde.v22.n3.2. Disponível em: https://global-sci.com/index.php/jpde/article/view/4141. Acesso em: 5 dec. 2025.