%0 Journal Article %A Guy Barles %A Francesca Da Lio %T A geometrical approach to front propagation problems in bounded domains with Neumann-type boundary conditions %J Interfaces and free boundaries %D 2003 %P 239-274 %V 5 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4171/ifb/79/ %R 10.4171/ifb/79 %F 10_4171_ifb_79