%0 Journal Article %A Michiel Bertsch %A Roberta Dal Passo %A Carlo Nitsch %T A system of degenerate parabolic nonlinear PDE's: a new free boundary problem %J Interfaces and free boundaries %D 2005 %P 255-276 %V 7 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4171/ifb/124/ %R 10.4171/ifb/124 %F 10_4171_ifb_124