Existence and Uniqueness of BV Solutions for the Porous Medium Equation with Dirac Measure as Sources. Journal of Partial Differential Equations, [S. l.], v. 18, n. 1, p. 35–58, 2005. Disponível em: https://global-sci.com/index.php/jpde/article/view/4033. Acesso em: 6 dec. 2025.