%0 Journal Article %A Fotsing, Cyriaque Atindogbé and Hans Tetsing %T Newton transformations on null hypersurfaces %J Communications in Mathematics %D 2015 %P 57-83 %V 23 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/COMIM_2015__23_1_a4/ %G en %F COMIM_2015__23_1_a4