%0 Journal Article %A P. Schreiber %T Generalized Descriptive Geometry %J Journal for geometry and graphics %D 2002 %P 037-06 %V 6 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/JGG_2002_6_1_a3/ %F JGG_2002_6_1_a3