%0 Journal Article %A P. Brumatti %A M. Veloso %T On locally nilpotent derivations of Fermat rings %J Algebra and discrete mathematics %D 2013 %P 20-32 %V 16 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ADM_2013_16_1_a3/ %G en %F ADM_2013_16_1_a3