%0 Journal Article %A Cragnolini, P. %A Oliverio, P.A. %T Lines on del Pezzo surfaces with in characteristic 2 in the smooth case. %J Portugaliae mathematica %D 2000 %P 59-95 %V 57 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_2000__57_1_49273/ %G en %F PORMA_2000__57_1_49273