%0 Journal Article %A Manuel Del Pino %A Jean Dolbeault %T Nonlinear diffusions and optimal constants in Sobolev type inequalities: asymptotic behaviour of equations involving the $ \mathbf{p}$-Laplacian %J Comptes Rendus. Mathématique %D 2002 %P 365-370 %V 334 %N 5 %I Elsevier %R 10.1016/S1631-073X(02)02225-2 %G en %F CRMATH_2002__334_5_365_0