%0 Journal Article %A W. Jockusch %T The Lower and Upper Bound Problems for Cubical Polytopes. %J Discrete & computational geometry %D 1993 %P 159-164 %V 9 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DCG_1993__9_2_131241/ %F DCG_1993__9_2_131241