%0 Journal Article %A P. Filliman %T Exterior Algebra and Projections of Polytopes. %J Discrete & computational geometry %D 1990 %P 305-322 %V 5 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DCG_1990__5_2_131119/ %F DCG_1990__5_2_131119