Semi-classical analysis and vanishing properties of solutions to quasilinear equations. Belaud, Yves — 2002 Electronic Journal of Differential Equations (EJDE) [electronic only]
Long-time vanishing properties of solutions of some semilinear parabolic equations Yves Belaud; Bernard Helffer; Laurent Véron — 2001 Annales de l'I.H.P. Analyse non linéaire