SHISHKOV, A. Instantaneous shrinking phenomenon for solutions of higher-dimensional nonlinear diffusion-convection equations. Methods of Functional Analysis and Topology, [S. l.], v. 5, n. 3, p. 54–76, 1999. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/99. Acesso em: 17 dec. 2025.