%0 Journal Article %A H. Martini %T Convex Polytopes Whose Projection Bodies and Difference Sets Are Polars. %J Discrete & computational geometry %D 1991 %P 83-92 %V 6 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DCG_1991__6_4_131145/ %F DCG_1991__6_4_131145