%0 Journal Article %A Denzler, Jochen %A McCann, Robert J. %T Nonlinear diffusion from a delocalized source : affine self-similarity, time reversal, & nonradial focusing geometries %J Annales de l'I.H.P. Analyse non linéaire %D 2008 %P 865-888 %V 25 %N 5 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.anihpc.2007.05.002/ %R 10.1016/j.anihpc.2007.05.002 %G en %F AIHPC_2008__25_5_865_0