%0 Journal Article %A Cavalheiro, Albo Carlos %T Existence of entropy solutions for degenerate quasilinear elliptic equations in $L^1$ %J Communications in Mathematics %D 2014 %P 57-69 %V 22 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/COMIM_2014__22_1_a4/ %G en %F COMIM_2014__22_1_a4